diff --git a/developers.html b/developers.html
index 6428f7730e6b395b0bfc1de3f3c76044571b4f6b..5e6c3f7b3b5054c301188f46be27b740ec30383f 100644
--- a/developers.html
+++ b/developers.html
@@ -98,7 +98,7 @@
       </h2>
 
       <p>
-          <a href="http://ant.apache.org">Ant</a> is a Java library and command-line tool used to automate common tasks for building projects.
+          <a href="https://ant.apache.org">Ant</a> is a Java library and command-line tool used to automate common tasks for building projects.
           Ant task syntax is in XML, making task definition and validation much simpler than other build systems.
       </p>
       
@@ -109,28 +109,28 @@
 
       <ul>
           <li>
-              <a href="http://ant.apache.org">Apache Ant project</a>
+              <a href="https://ant.apache.org">Apache Ant project</a>
               and
-              <a href="http://ant.apache.org/faq.html">Frequently Asked Questions (FAQ)</a>
+              <a href="https://ant.apache.org/faq.html">Frequently Asked Questions (FAQ)</a>
           </li>
           <li>
-              <a href="http://ant.apache.org/manual">Ant manual</a>
+              <a href="https://ant.apache.org/manual">Ant manual</a>
               then
               <i>Ant tasks</i>
               and
               <i>List of tasks</i>.
           </li>
           <li>
-              <a href="http://ant-contrib.sourceforge.net">Ant-contrib</a>
+              <a href="https://ant-contrib.sourceforge.net">Ant-contrib</a>
               site including 
               <a hre="https://sourceforge.net/projects/ant-contrib/files/ant-contrib">downloads</a>
               plus documentation for
-              <a href="http://ant-contrib.sourceforge.net/tasks/index.html">installation and tasks</a>.
+              <a href="https://ant-contrib.sourceforge.net/tasks/index.html">installation and tasks</a>.
           </li>
           <li>
-              <a href="http://ant.apache.org/ant_in_anger.html">Ant in Anger</a>
+              <a href="https://ant.apache.org/ant_in_anger.html">Ant in Anger</a>
               and
-              <a href="http://manning.com/loughran">Ant in Action</a>
+              <a href="https://manning.com/loughran">Ant in Action</a>
               (second edition of <i>Java Development with Ant</i>)
               by Steve Loughran and Erik Hatcher.
           </li>
@@ -143,7 +143,7 @@
       <ul>
           <li>
               Download and install the
-              <a href="http://ant.apache.org">Ant</a>
+              <a href="https://ant.apache.org">Ant</a>
               binary distribution.
               The default installation directory referred to by various Savage and X3D build files is
               <br />
@@ -181,7 +181,7 @@
           </li>
           <li>
               Important: follow the
-              <a href="http://ant.apache.org/manual/install.html">Ant manual installation instructions</a>
+              <a href="https://ant.apache.org/manual/install.html">Ant manual installation instructions</a>
               to install libraries for optional ant tasks as follows
               (<a href="antConfigurationFetchOutput.txt">example&nbsp;output</a>):
               <br />
@@ -199,19 +199,19 @@ Apache Ant(TM) version 1.10.7 compiled on May 2 2019
               and
               <code>scp</code>
               require the addition of external
-              <a href="http://ant.apache.org/manual/install.html#librarydependencies">library dependencies</a>.
+              <a href="https://ant.apache.org/manual/install.html#librarydependencies">library dependencies</a>.
           </li>
           <ul>
                 <li>
                     Extract and install the
-                    <a href="http://ant-contrib.sourceforge.net">ant-contribs package</a>
+                    <a href="https://ant-contrib.sourceforge.net">ant-contribs package</a>
                     under <code style="color:darkgreen"><b>ANT_HOME</b></code>,
                     then copy
                     <code style="color:darkgreen"><b>ant-contrib-*.jar</b></code>
                     into the
                     <code style="color:darkgreen"><b>ANT_HOME/lib/</b></code>
                     subdirectory.  You can now use any of the
-                    <a href="http://ant-contrib.sourceforge.net/tasks/tasks" target="antcontrib">ant-contrib tasks</a>
+                    <a href="https://ant-contrib.sourceforge.net/tasks/tasks" target="antcontrib">ant-contrib tasks</a>
                     by including the following top-level statement in your build.xml file.
                     <br />
                     <code style="color:darkgreen"><b>&lt;taskdef resource="net/sf/antcontrib/antcontrib.properties"/&gt;</b></code>
@@ -226,6 +226,11 @@ Apache Ant(TM) version 1.10.7 compiled on May 2 2019
                     subdirectory.  Also be sure to check ownership and executable permissions for this file.
                 </li>
                 <li>
+                    When using JDK13, add the following switch to <code>NETBEANS_HOME/etc/netbeans.conf</code> configuration file
+                    <br />
+                    <code style="color:darkgreen"><b>-J-Djavax.xml.bind.context.factory=com.sun.xml.bind.v2.ContextFactory</b></code>
+                </li>
+                <li> 
                     Optional: extract, build and install the latest
                     <a href="http://www.jcraft.com/jsch">jsch-0.1.54.jar</a> package
                     into the
@@ -234,7 +239,7 @@ Apache Ant(TM) version 1.10.7 compiled on May 2 2019
                 </li>
                 <li>
                     Alternatively, additional jar libraries can be added to your Ant installation within the
-                    <code style="color:darkgreen"><b><a href="http://ant.apache.org/manual/install.html#optionalTasks">{user.home}/.ant/lib</a></b></code>
+                    <code style="color:darkgreen"><b><a href="https://ant.apache.org/manual/install.html#optionalTasks">{user.home}/.ant/lib</a></b></code>
                     directory.
                 </li>
                 <!-- TODO is junit not in ant default build? -->
@@ -250,7 +255,7 @@ Apache Ant(TM) version 1.10.7 compiled on May 2 2019
           <li>
                 Previously ssh using
                 maverick1.2 was added by putting
-                <a href="http://xmsf.svn.sourceforge.net/svnroot/xmsf/trunk/AuvWorkbench/lib/apache-ant/lib/maverick-ant.jar">maverick.ant.jar</a>
+                <a href="https://xmsf.svn.sourceforge.net/svnroot/xmsf/trunk/AuvWorkbench/lib/apache-ant/lib/maverick-ant.jar">maverick.ant.jar</a>
                 in ANT_HOME/lib.
                 We changed the maverick ssh tasks to use the native Ant
                 <code style="color:darkgreen"><b>scp</b></code> task instead.
@@ -259,7 +264,7 @@ Apache Ant(TM) version 1.10.7 compiled on May 2 2019
 
       <p>
           Further configuration options are described under
-          <a href="http://ant.apache.org/manual/install.html#setup">Ant Setup</a>.
+          <a href="https://ant.apache.org/manual/install.html#setup">Ant Setup</a>.
       </p>
 
 
@@ -274,7 +279,7 @@ Apache Ant(TM) version 1.10.7 compiled on May 2 2019
 
       <p>
          The Savage tools use chat software that supports the
-         <a href="http://xmpp.org">Extensible Messaging and Presence Protocol (XMPP)</a>,
+         <a href="https://xmpp.org">Extensible Messaging and Presence Protocol (XMPP)</a>,
          commonly known as Jabber chat.
       </p>
 
@@ -304,15 +309,15 @@ Apache Ant(TM) version 1.10.7 compiled on May 2 2019
           </li>
           <li>
               We typically use
-              <a href="http://www.igniterealtime.org">Ignite Real Time</a>
+              <a href="https://www.igniterealtime.org">Ignite Real Time</a>
               which provides excellent open-source software with commercial extensions
               <ul>
                   <li>
-                      <a href="http://www.igniterealtime.org/downloads/index.jsp#spark">Spark</a> client software
-                     (<a href="http://www.igniterealtime.org/builds/spark/docs/spark_user_guide.pdf">user's guide</a>)
+                      <a href="https://www.igniterealtime.org/downloads/index.jsp#spark">Spark</a> client software
+                     (<a href="https://www.igniterealtime.org/builds/spark/docs/spark_user_guide.pdf">user's guide</a>)
                   </li>
                   <li>
-                      <a href="http://www.igniterealtime.org/projects/openfire">Openfire</a> server software
+                      <a href="https://www.igniterealtime.org/projects/openfire">Openfire</a> server software
                   </li>
               </ul>
           </li>
@@ -355,20 +360,20 @@ Apache Ant(TM) version 1.10.7 compiled on May 2 2019
           </li>
           <li>
               Set the
-              <a href="http://cygwin.com/cygwin-ug-net/using-cygwinenv.html">CYGWIN environment variable</a>
+              <a href="https://cygwin.com/cygwin-ug-net/using-cygwinenv.html">CYGWIN environment variable</a>
               (and 
-              <a href="http://cygwin.com/cygwin-ug-net/using.html#using-pathnames">cygwin path functionality</a>)
+              <a href="https://cygwin.com/cygwin-ug-net/using.html#using-pathnames">cygwin path functionality</a>)
               as follows:
               <br />
               <code style="color:darkgreen"><b>CYGWIN=nodosfilewarning</b></code>
           </li>
           <li>
-              <a href="http://cygwin.com/faq/">Cygwin FAQ</a>
+              <a href="https://cygwin.com/faq/">Cygwin FAQ</a>
               and
-              <a href="http://cygwin.com/cygwin-ug-net/cygwin-ug-net.html">Cygwin User's Guide</a>
+              <a href="https://cygwin.com/cygwin-ug-net/cygwin-ug-net.html">Cygwin User's Guide</a>
           </li>
           <li>
-              <a href="http://cygwin.com/cygwin-ug-net/setup-files.html">Customizing bash shell</a>
+              <a href="https://cygwin.com/cygwin-ug-net/setup-files.html">Customizing bash shell</a>
               (see directory <code style="color:darkgreen"><b>/home/Username/</b></code> for files <code style="color:darkgreen"><b>.bashrc</b></code> <code style="color:darkgreen"><b>.bash_profile</b></code> and <code style="color:darkgreen"><b>.inputrc</b></code>)
           </li>
           <li>
@@ -536,7 +541,7 @@ Note that the -d switch is necessary for domain users.
 
       <p>
           The 
-          <a href="http://en.wikipedia.org/wiki/Distributed_Interactive_Simulation">IEEE Distributed Interactive Simulation (DIS) protocol</a>
+          <a href="https://en.wikipedia.org/wiki/Distributed_Interactive_Simulation">IEEE Distributed Interactive Simulation (DIS) protocol</a>
           is an IEEE standard for conducting real-time platform-level simulation across multiple host computers.
           DIS is one of the most widely used modeling and simulation networking standards.
           DIS is used worldwide, 
@@ -555,11 +560,11 @@ Note that the -d switch is necessary for domain users.
           
           <li>
               DIS Standard:
-              <a href="http://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=6387562">IEEE Standard 1278.1-2012 for Distributed Interactive Simulation--Application Protocols</a>
+              <a href="https://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=6387562">IEEE Standard 1278.1-2012 for Distributed Interactive Simulation--Application Protocols</a>
               <ul>
                   <li>
                       Prior version:
-                      <a href="http://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=3700">IEEE Standard 1278.1-1995(R2002) for DIS</a>)
+                      <a href="https://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=3700">IEEE Standard 1278.1-1995(R2002) for DIS</a>)
                   </li>
                   <li>
                       <a href="https://www.sisostds.org/DigitalLibrary.aspx?EntryId=29288">DIS 7 Overview, SISO PSG File Library</a>
@@ -575,17 +580,17 @@ Note that the -d switch is necessary for domain users.
           </li>
           
           <li>
-               <a href="http://open-dis.sourceforge.net/Open-DIS.html">Open-DIS</a>
+               <a href="https://open-dis.sourceforge.net/Open-DIS.html">Open-DIS</a>
                implementation of the
                DIS protocol
                in Java, Javascript, C++, C# and Objective&nbsp;C
               (<a href="https://savage.nps.edu/X3D-Edit/Open-DIS-flyer.pdf">flyer</a>).
               <ul>
                   <li>
-                      <a href="http://open-dis.sourceforge.net/Open-DIS.html">Open-DIS home</a>,
+                      <a href="https://open-dis.sourceforge.net/Open-DIS.html">Open-DIS home</a>,
                       <a href="https://sourceforge.net/projects/open-dis">sourceforge site</a>,
                       and
-                      <a href="http://open-dis.sourceforge.net/Documentation.html">documentation</a>
+                      <a href="https://open-dis.sourceforge.net/Documentation.html">documentation</a>
                   </li>
                   <li>
                       <a href="http://jsperf.com/javascript-dis-native-vs-json/2">Javascript DIS Native vs JSON</a>
@@ -616,7 +621,7 @@ Note that the -d switch is necessary for domain users.
                     <!-- TODO Sakai site -->
                   </li>
                   <li>
-                    <a href="http://x3dgraphics.com/slidesets/X3dForAdvancedModeling/DistributedInteractiveSimulation.pdf">X3D Graphics and DIS</a>
+                    <a href="https://x3dgraphics.com/slidesets/X3dForAdvancedModeling/DistributedInteractiveSimulation.pdf">X3D Graphics and DIS</a>
                     slideset
                   </li>
                   <li>
@@ -649,7 +654,7 @@ Note that the -d switch is necessary for domain users.
                              (<a href="mailto:SISO-ENUM@discussions.sisostds.org?SISO-ENUMerations:%20">thread</a>)
                           </li>
                           <li>
-                              <a href="http://open-dis.sourceforge.net/javadoc/disenum/docs">open-DIS Enumerations Javadoc</a>
+                              <a href="https://open-dis.sourceforge.net/javadoc/disenum/docs">open-DIS Enumerations Javadoc</a>
                           </li>
                       </ul>
                   </li>
@@ -679,14 +684,14 @@ Note that the -d switch is necessary for domain users.
               NPS.
           </li>
           <li>
-              <a href="http://web3d.org/donate">Web3D Consortium</a>
+              <a href="https://web3d.org/donate">Web3D Consortium</a>
               is the non-profit organization that supports
               Extensible 3D (X3D) Graphics development.
           </li>
       </ul>
       <p>
             Please contact
-            <a href="http://web.nps.navy.mil/~brutzman" target="_blank">Don&nbsp;Brutzman</a>
+            <a href="https://faculty.nps.navy.mil/brutzman" target="_blank">Don&nbsp;Brutzman</a>
             (<a href="mailto:brutzman%20at%20nps.edu%20(Don%20Brutzman)?subject=feedback:%20research%20sponsorship,%20collaboration%20"><i>brutzman&nbsp;at&nbsp;nps.edu</i></a>)
             if you are interested in sponsoring or partnering on further research.
       </p>
@@ -768,7 +773,7 @@ Note that the -d switch is necessary for domain users.
       </h2>
 
       <p>
-          <a href="http://hamming.uc.nps.edu">hamming</a>
+          <a href="https://hamming.uc.nps.edu">hamming</a>
           is the NPS supercomputer used for a variety of tasks with
           X3D Earth,
           Renderman rendering,
@@ -778,9 +783,9 @@ Note that the -d switch is necessary for domain users.
 
       <ul>
           <li>
-              <a href="http://hamming.uc.nps.edu">hamming</a> wiki page
+              <a href="https://hamming.uc.nps.edu">hamming</a> wiki page
               and
-              <a href="http://hamming.uc.nps.edu/ganglia">ganglia</a> cluster load
+              <a href="https://hamming.uc.nps.edu/ganglia">ganglia</a> cluster load
           </li>
           <li>
               <a href="https://www.nps.edu/hpc">NPS High-Performance Computing (HPC)</a>
@@ -792,7 +797,7 @@ Note that the -d switch is necessary for domain users.
       <p>
           This major asset is named for
           former NPS Emeritus Professor and distinguished computer scientist
-          <a href="http://en.wikipedia.org/wiki/Hamming">Richard W. Hamming</a>.
+          <a href="https://en.wikipedia.org/wiki/Hamming">Richard W. Hamming</a>.
       </p>
 
       <!-- =========================================================== -->
@@ -820,14 +825,14 @@ Note that the -d switch is necessary for domain users.
               which does not need to be installed separately.
           </li>
           <li>
-              OpenJDK <code style="color:darkgreen"><b>jdk-13</b></code>
+              OpenJDK <code style="color:darkgreen"><b>jdk-13.0.1</b></code>
               is default Java version for Savage projects, used
               under a
 		          <a href="https://openjdk.java.net/legal/gplv2+ce.html" target="_blank">non-viral open-source license</a>.
           </li>
           <li>
               Oracle &nbsp;&nbsp; &nbsp;
-              <code style="color:darkgreen"><b>jdk-13</b></code>
+              <code style="color:darkgreen"><b>jdk-13.0.1</b></code>
               and
               <code style="color:darkgreen"><b>jdk1.8.0_221</b></code>
               are alternative Java versions used in current development.
@@ -845,9 +850,9 @@ Note that the -d switch is necessary for domain users.
               or
               -->
               <br />
-              &nbsp;&nbsp;&nbsp;&nbsp; <code style="color:darkgreen"><b>JAVA_HOME=C:\Program Files\Java\openjdk\jdk-13</b></code>
+              &nbsp;&nbsp;&nbsp;&nbsp; <code style="color:darkgreen"><b>JAVA_HOME=C:\Program Files\Java\openjdk\jdk-13.0.1</b></code>
               <br />
-              &nbsp;&nbsp;&nbsp;&nbsp; <code style="color:darkgreen"><b>JAVA_HOME=C:\Program Files\Java\jdk-13</b></code>
+              &nbsp;&nbsp;&nbsp;&nbsp; <code style="color:darkgreen"><b>JAVA_HOME=C:\Program Files\Java\jdk-13.0.1</b></code>
               <br />
               &nbsp;&nbsp;&nbsp;&nbsp; <code style="color:darkgreen"><b>JAVA_HOME=C:\Program Files\Java\jdk1.8.0_221</b></code>
               <br />
@@ -859,11 +864,11 @@ Note that the -d switch is necessary for domain users.
           		<ul>
           			<li>
               <pre>
-$<b> java -version</b> &nbsp;&nbsp; # OpenJDK 13
+$<b> java -version</b> &nbsp;&nbsp; # OpenJDK 13.0.1
 
-openjdk 13 2019-09-17
-OpenJDK Runtime Environment (build 13+33)
-OpenJDK 64-Bit Server VM (build 13+33, mixed mode, sharing)
+openjdk version "13.0.1" 2019-10-15
+OpenJDK Runtime Environment (build 13.0.1+9)
+OpenJDK 64-Bit Server VM (build 13.0.1+9, mixed mode, sharing)
 </pre>
           			</li>
           			<li>
@@ -957,7 +962,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
                   (April&nbsp;1999)
                 </li>
                 <li>
-                  <a href="http://google-styleguide.googlecode.com/svn/trunk/javaguide.html">Google Java Style Guide</a>
+                  <a href="https://google.github.io/styleguide/javaguide.html">Google Java Style Guide</a>
                   for source code
                   (<a href="https://www.javaworld.com/article/2102551/java-language/googles-java-coding-standards.html">press&nbsp;review</a>).
                 </li>
@@ -990,7 +995,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
               to check if JavaScript is working in a Web browser.
           </li>
           <li>
-              <a href="http://get.webgl.org">WebGl test</a>
+              <a href="https://get.webgl.org">WebGl test</a>
               to check if JavaScript WebGl is working in a Web browser.
           </li>
           <li>
@@ -998,11 +1003,15 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
               defines JavaScript functionality.
           </li>
           <li>
-              <a href="http://kangax.github.io/nfe/">Named function expressions demystified</a>
+              <a href="https://nodejs.org/en">Node.js</a>
+              is a JavaScript run-time engine.
+          </li>
+          <li>
+              <a href="https://kangax.github.io/nfe">Named function expressions demystified</a>
               by Juriy "kangax" Zaytsev.
           </li>
           <li>
-              <a href="http://google-styleguide.googlecode.com/svn/trunk/javascriptguide.xml">Google JavaScript Style Guide</a>
+              <a href="https://google.github.io/styleguide/jsguide.html">Google JavaScript Style Guide</a>
           </li>
       </ul>
 
@@ -1059,14 +1068,8 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
       </p>
       <ul>
           <li>
-              <a href="http://jenkins-ci.org">Jenkins website</a>
-              and
-              <a href="https://wiki.jenkins-ci.org/">Jenkins wiki</a>
-          </li>
-          <li>
-              <a href="https://wiki.jenkins-ci.org/display/JENKINS/Meet+Jenkins">Meet Jenkins</a>
-              and
-              <a href="https://wiki.jenkins-ci.org/display/JENKINS/Use+Jenkins">Use Jenkins</a>
+              <a href="https://jenkins.io">Jenkins</a>
+              is the leading open source automation server.
           </li>
           <li>
               <a href="http://hudson-ci.org">Hudson website</a>
@@ -1183,14 +1186,18 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
         <ul>
             <li>
                 J.C. Herz, Mark Lucas and John Scott,
-                <a href="http://www.acq.osd.mil/jctd/articles/OTDRoadmapFinal.pdf" target="_blank">Open Technology Development (OTD) Roadmap</a>,
+                <a href="https://www.acqnotes.com/Attachments/Open%20Open%20Technology%20Development%20Roadmap%20-%20April%202006.pdf" target="_blank">Open Technology Development (OTD) Roadmap</a>,
                 Office of the Secretary of Defense, Advanced Systems and Concepts, 2006.
             </li>
             <li>
                 John Scott, David A. Wheeler, Mark Lucas, and J.C. Herz, 
-                <a href="http://mil-oss.org/resources/books/open-technology-development" target="_blank">Open Technology Development: Lessons Learned &amp; Best Practices for Military Software</a>,
+                <a href="https://dodcio.defense.gov/Portals/0/Documents/FOSS/OTD-lessons-learned-military-signed.pdf" target="_blank">Open Technology Development: Lessons Learned &amp; Best Practices for Military Software</a>,
                 16 May 2011.
             </li>
+            <li>
+                <a href="https://mil-oss.org/software/open-source-software-and-its-applications-in-military" target="_blank">Open Source Software And Its Applications In Military</a>,
+                MIL-OSS, 23 FEB 2019.
+            </li>
             <li>
                 Perlroth, Nichole, 
                 <a href="https://www.nytimes.com/2014/04/19/technology/heartbleed-highlights-a-contradiction-in-the-web.html" target="_blank">Heartbleed Highlights a Contradiction in the Web</a>,"
@@ -1240,7 +1247,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
               The NPS Savage Group has limited local rights to publish and use 
               <a href="SoundEffects/SavageSoundReadme.html">sound effects files</a>
               from
-              <a href="http://www.hollywoodedge.com">The Hollywood Edge</a>
+              <a href="https://www.hollywoodedge.com">The Hollywood Edge</a>
               library.
           </li>
       </ul>
@@ -1248,11 +1255,14 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
       <h4>  <a name="Imagery">Imagery</a> </h4>
       <ul>
           <li>
-              <a href="http://defenseimagery.mil/products.html">Defense Imagery</a> 
+              <a href="https://www.dimoc.mil">Defense Imagery Management Operations Center</a> 
+              <!--
+              <a href="https://defenseimagery.mil/products.html">Defense Imagery</a> 
               (including <a href="http://defenseimagery.mil/products/dodimagery.html">guidelines</a>)
+              -->
           </li>
           <li>
-              <a href="http://commons.wikimedia.org/wiki/Nautical_Signal_Flags">Nautical Signal Flags</a>
+              <a href="https://commons.wikimedia.org/wiki/Nautical_Signal_Flags">Nautical Signal Flags</a>
           </li>
       </ul>
       
@@ -1262,8 +1272,11 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
               <a href="https://savage.nps.edu/videos">Savage videos</a> 
           </li>
           <li>
+              <a href="https://www.dimoc.mil">Defense Imagery Management Operations Center</a> 
+              <!-- duplicate
               <a href="http://defenseimagery.mil/products.html">Defense Imagery</a> 
               (including <a href="http://defenseimagery.mil/products/dodimagery.html">guidelines</a>)
+              -->
           </li>
           <li>
               <a href="https://www.dvidshub.net">Defense Video and Imagery Distribution System (DVIDS)</a> 
@@ -1411,7 +1424,7 @@ need to be connected to the NPS intranet.
 
           <p>
               Further <code style="color:darkgreen"><b>ssh</b></code> details are available using the Unix help manual page,
-              <a href="http://openssh.com/manual.html"><code style="color:darkgreen"><b>man ssh</b></code></a>.
+              <a href="https://openssh.com/manual.html"><code style="color:darkgreen"><b>man ssh</b></code></a>.
           </p>
       </blockquote>
 
@@ -1476,10 +1489,10 @@ need to be connected to the NPS intranet.
               <code style="color:darkgreen"><b>netbeans.conf</b></code>
               in the program-installation directory, such as
               <br />
-              <code style="color:darkgreen"><b>C:\Program&nbsp;Files\NetBeans_11.1\etc\netbeans.conf</b></code> (default user settings)
+              <code style="color:darkgreen"><b>C:\Program&nbsp;Files\NetBeans_11.2\etc\netbeans.conf</b></code> (default user settings)
               <br />
               or, noting hyphen,
-              <code style="color:darkgreen"><b>C:\Program&nbsp;Files\NetBeans-11.1\etc\netbeans.conf</b></code> (default user settings)
+              <code style="color:darkgreen"><b>C:\Program&nbsp;Files\NetBeans-11.2\etc\netbeans.conf</b></code> (default user settings)
               <br />
               or, for older versions of Netbeans,
               <br />
@@ -1575,7 +1588,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
           <ul>
 		          <li>
 		              Alternative Netbeans version used in current development is
-		              <code style="color:darkgreen"><b>NetBeans-11.1</b></code>
+		              <code style="color:darkgreen"><b>NetBeans-11.2</b></code>
 		          </li>
           </ul>
           <li>
@@ -1724,7 +1737,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
                       For Official Use Only (FOUO)
                   </li>
                   <li>
-                      <a href="http://x3dgraphics.com/examples/X3dForWebAuthors" target="_blank">X3dForWebAuthors</a> examples
+                      <a href="https://x3dgraphics.com/examples/X3dForWebAuthors" target="_blank">X3dForWebAuthors</a> examples
                   </li>
               </ul>
           </li>
@@ -2040,16 +2053,16 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               by Don McGregor
           </li>
           <li>
-              <a href="http://subversion.apache.org">Apache Subversion</a>
+              <a href="https://subversion.apache.org">Apache Subversion</a>
               community home, including
-              <a href="http://subversion.apache.org/docs">documentation</a>
+              <a href="https://subversion.apache.org/docs">documentation</a>
           </li>
           <li>
               <a href="http://svnbook.red-bean.com/">Version Control With Subversion</a>
               is a complete manual for Subversion, in PDF and HTML formats
           </li>
           <li>
-              <a href="http://netbeans.org/kb/docs/ide/subversion.html">Guided Tour of Subversion with NetBeans</a>
+              <a href="https://netbeans.org/kb/docs/ide/subversion.html">Guided Tour of Subversion with NetBeans</a>
           </li>
           <li>
               <a href="https://www.tortoisesvn.net/downloads.html">TortoiseSVN client</a>
@@ -2260,7 +2273,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
                       <a href="https://www.web3d.org/x3d/content/examples/Vrml2.0Sourcebook/ContentCatalogVrml2.0Sourcebook.spp" target="_blank">Vrml 2.0 Sourcebook</a>,
                       <a href="https://savage.nps.edu/Savage/ContentCatalogSavage.spp" target="_blank">Savage</a>,
                       <a href="https://SavageDefense.nps.navy.mil/SavageDefense/ContentCatalogSavageDefense.spp" target="_blank" title="restricted access" alt="restricted access">SavageDefense</a> (FOUO&nbsp;access)  and
-                      <a href="http://x3dgraphics.com/examples/X3dForWebAuthors/ContentCatalogX3dForWebAuthors.spp" target="_blank">X3dForWebAuthors</a>
+                      <a href="https://x3dgraphics.com/examples/X3dForWebAuthors/ContentCatalogX3dForWebAuthors.spp" target="_blank">X3dForWebAuthors</a>
                   </li>
               </ul>
           </li>
@@ -2301,7 +2314,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               <a href="https://www.htmlkit.com">HTML-Kit</a> advanced HTML editor by Chami
           </li>
           <li>
-              <a href="http://protege.stanford.edu">Protege</a>
+              <a href="https://protege.stanford.edu">Protege</a>
               ontology editor and knowledge-base framework for Semantic Web
           </li>
           <li>
@@ -2411,7 +2424,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
           </li>
           <li>
                 The
-                <a href="http://web3d.org/wiki/index.php/Xj3D_Evolution">Xj3D&nbsp;Evolution</a>
+                <a href="https://web3d.org/wiki/index.php/Xj3D_Evolution">Xj3D&nbsp;Evolution</a>
                 strategy describes how            
                 Web3D working-group stakeholders are considering and implementing further improvements to Xj3D.
           </li>
@@ -2439,7 +2452,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
           </li>
           <li>
                 We use the long-running
-                <a href="http://web3d.org/mailman/listinfo/source_web3d.org">source&nbsp;@&nbsp;web3d.org</a> mailing list for Xj3D source code discussions
+                <a href="https://web3d.org/mailman/listinfo/source_web3d.org">source&nbsp;@&nbsp;web3d.org</a> mailing list for Xj3D source code discussions
           </li>
           <li> 
                Xj3D source code version-control notifications:
@@ -2451,7 +2464,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
                   </li>
                   <li>
                     (Through October 2014)
-                    <a href="http://web3d.org/mailman/listinfo/source_x3d_cvs_web3d.org">source-x3d-cvs&nbsp;AT&nbsp;web3d.org</a>
+                    <a href="https://web3d.org/mailman/listinfo/source_x3d_cvs_web3d.org">source-x3d-cvs&nbsp;AT&nbsp;web3d.org</a>
                   </li>
               </ul>
           </li>
@@ -2548,20 +2561,20 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
       <ul>
           <li>
               Subversion root directory
-              <a href="http://svn.xj3d.org/xj3d_code/branches/NPS">http://svn.xj3d.org/xj3d_code/branches/NPS</a>
+              <a href="https://svn.xj3d.org/xj3d_code/branches/NPS">https://svn.xj3d.org/xj3d_code/branches/NPS</a>
           </li>
           <li>
               NPS build instructions
-              <a href="http://svn.xj3d.org/xj3d_code/branches/NPS/README">README</a>
+              <a href="https://svn.xj3d.org/xj3d_code/branches/NPS/README">README</a>
               and
-              <a href="http://svn.xj3d.org/xj3d_code/branches/NPS/docs/Xj3D-Codebase-ChangeLog-NPS.txt">Change Log of modifications in NPS build</a>
+              <a href="https://svn.xj3d.org/xj3d_code/branches/NPS/docs/Xj3D-Codebase-ChangeLog-NPS.txt">Change Log of modifications in NPS build</a>
               by Terry Norbraten
             (<a href="mailto:tdnorbra%20at%20nps.edu%20(Terry%20Norbraten)?subject=feedback:%20NPS%20Xj3D.nps%20change%20log%20"><i>tdnorbra&nbsp;at&nbsp;nps.edu</i></a>)
           </li>
           <li>
               The NPS source branch provides Netbeans project support and strives to meet best practices for Ant.
               If you are developing new code, be sure to use the proper
-              <a href="http://svn.xj3d.org/xj3d_code/branches/NPS/build.xml">build.xml</a>
+              <a href="https://svn.xj3d.org/xj3d_code/branches/NPS/build.xml">build.xml</a>
               from the NPS branch.
               This is probably the only file in the NPS source branch that remains quite different than
               the corresponding file in the trunk.
@@ -2670,7 +2683,7 @@ which can lead to the Internet of Things becoming the Web of Things. </i>
                 </ul>
           </li>
           <li>
-              <a href="http://google-styleguide.googlecode.com/svn/trunk/xmlstyle.html">Google XML Document Format Style Guide</a>
+              <a href="https://google.github.io/styleguide/xmlstyle.html">Google XML Document Format Style Guide</a>
           </li>
       </ul>
       
@@ -2736,7 +2749,7 @@ which can lead to the Internet of Things becoming the Web of Things. </i>
         <blockquote>
             Questions, suggestions and comments about these resources are welcome.
             Please send them to
-            <a href="http://faculty.nps.edu/brutzman" target="_blank">Don&nbsp;Brutzman</a>
+            <a href="https://faculty.nps.edu/brutzman" target="_blank">Don&nbsp;Brutzman</a>
             (<a href="mailto:brutzman%20at%20nps.edu%20(Don%20Brutzman)?subject=feedback:%20Savage%20Developers%20"><i>brutzman&nbsp;at&nbsp;nps.edu</i></a>)
         </blockquote>
         
@@ -2745,7 +2758,7 @@ which can lead to the Internet of Things becoming the Web of Things. </i>
             <a href="https://savage.nps.edu/developers.html">https://savage.nps.edu/developers.html</a>
         </blockquote>
         <blockquote>
-            Revised 23 November 2019.
+            Revised 15 December 2019.
         </blockquote>
 
         <p>