jdk update

developers.html

@@ -815,7 +815,7 @@ Note that the -d switch is necessary for domain users.
           </li>
           <li>
               Default Java version used in Savage projects is
-              <code style="color:darkgreen"><b>jdk1.8.0_192</b></code>
+              <code style="color:darkgreen"><b>jdk1.8.0_212</b></code>
           </li>
           <li>
               Verify that the
@@ -828,7 +828,7 @@ Note that the -d switch is necessary for domain users.
               or
               -->
               <br />
-              <code style="color:darkgreen"><b>JAVA_HOME=C:\Program Files\Java\jdk1.8.0_192</b></code>
+              <code style="color:darkgreen"><b>JAVA_HOME=C:\Program Files\Java\jdk1.8.0_212</b></code>
               <br />
               <code style="color:darkgreen"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;PATH=.;%JAVA_HOME%\bin;;%ANT_HOME%\bin;</b></code>
               (usually inserted at the beginning of an existing PATH, if it already exists)
@@ -838,9 +838,9 @@ Note that the -d switch is necessary for domain users.
               <pre>
 <b>$ java -version</b>
 
-java version "1.8.0_192"
-Java(TM) SE Runtime Environment (build 1.8.0_192-b12)
-Java HotSpot(TM) 64-Bit Server VM (build 25.192-b12, mixed mode)
+java version "1.8.0_212"
+Java(TM) SE Runtime Environment (build 1.8.0_212-b10)
+Java HotSpot(TM) 64-Bit Server VM (build 25.212-b10, mixed mode)
 </pre>
           </li>
           <li>
@@ -2654,7 +2654,7 @@ 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 27 October 2018.
+            Revised 21 June 2019.
         </blockquote>
 
         <p>