omit duplicate identifier

Robots/UnmannedUnderwaterVehicles/AcousticTransponderWhoi.x3d

@@ -6,8 +6,7 @@
     <meta content='Acoustic Modem Transponder for the WHOI REMUS' name='description'/>
     <meta content='Jeffrey Weekley' name='creator'/>
     <meta content='27 October 2001' name='created'/>
-    <meta content='14 January 2014' name='modified'/>
-    <meta content='https://savage.nps.edu/Savage/Robots/UnmannedUnderwaterVehicles/AcousticTransponderWhoi.x3d' name='identifier'/>
+    <meta content='13 October 2019' name='modified'/>
     <meta content='Acoustic Modem Transiever for the WHOI REMUS' name='subject'/>
     <meta content='https://savage.nps.edu/Savage/Robots/UnmannedUnderwaterVehicles/AcousticTransponderWhoi.x3d' name='identifier'/>
     <meta content='X3D-Edit 3.2, https://savage.nps.edu/X3D-Edit' name='generator'/>

Robots/UnmannedUnderwaterVehicles/Cetus.x3d

@@ -5,9 +5,8 @@
     <meta content='Cetus.x3d' name='title'/>
     <meta content='Don Brutzman NPS and Gary Trimble Lockheed-Martin-Perry' name='creator'/>
     <meta content='6 September 2000' name='created'/>
-    <meta content='14 January 2014' name='modified'/>
+    <meta content='13 October 2019' name='modified'/>
     <meta content='CETUS II autonomous underwater vehicle (AUV).' name='description'/>
-    <meta content='https://savage.nps.edu/Savage/Robots/UnmannedUnderwaterVehicles/Cetus.x3d' name='identifier'/>
     <meta content='CetusBow.png' name='Image'/>
     <meta content='CetusStarboardSide.png' name='Image'/>
     <meta content='CetusStern.png' name='Image'/>

Robots/UnmannedUnderwaterVehicles/CetusClosed.x3d

@@ -5,10 +5,9 @@
     <meta content='CetusClosed.x3d' name='title'/>
     <meta content='Don Brutzman NPS and Gary Trimble Lockheed-Martin-Perry' name='creator'/>
     <meta content='6 September 2000' name='created'/>
-    <meta content='14 January 2014' name='modified'/>
+    <meta content='13 October 2019' name='modified'/>
     <meta content='Jeffrey Weekley' name='revisedBy'/>
     <meta content='CETUS II autonomous underwater vehicle (AUV).' name='description'/>
-    <meta content='https://savage.nps.edu/Savage/Robots/UnmannedUnderwaterVehicles/CetusClosed.x3d' name='identifier'/>
     <meta content='CetusBow.png' name='Image'/>
     <meta content='CetusStarboardSide.png' name='Image'/>
     <meta content='CetusStern.png' name='Image'/>

Scenarios/CaptureTheFlag/NancyTeamAddRoutes.x3d

@@ -6,11 +6,10 @@
     <meta content='NancyTeamAddRoutes.x3d' name='title'/>
     <meta content='Thomas E. Miller' name='creator'/>
     <meta content='7 December 2000' name='created'/>
-    <meta content='6 May 2017' name='modified'/>
+    <meta content='13 October 2019' name='modified'/>
     <meta content='Human team aggregation for Capture the Flag.' name='description'/>
     <meta content='Incomplete translation, work in progress' name='warning'/>
     <meta content='https://savage.nps.edu/Savage/Scenarios/CaptureTheFlag/NancyTeamAddRoutes.x3d' name='identifier'/>
-    <meta content='https://savage.nps.edu/Savage/Scenarios/CaptureTheFlag/.x3d' name='identifier'/>
     <meta content='X3D-Edit 3.2, https://savage.nps.edu/X3D-Edit' name='generator'/>
     <meta content='../../license.html' name='license'/>
   </head>

ShipsCivilian/CargoShips/ContainerShipBlue.x3d

@@ -8,8 +8,7 @@
     <meta content='LT Patrick Sullivan' name='translator'/>
     <meta content='23 March 2005' name='created'/>
     <meta content='30 January 2006' name='translated'/>
-    <meta content='30 August 2015' name='modified'/>
-    <meta content='https://savage.nps.edu/Savage/ShipsCivilian/CargoShips/ContainerShipBlue.x3d' name='identifier'/>
+    <meta content='13 October 2019' name='modified'/>
     <meta content='X3D-Edit 3.2, https://savage.nps.edu/X3D-Edit' name='generator'/>
     <meta content='https://savage.nps.edu/Savage/ShipsCivilian/CargoShips/ContainerShipBlue.x3d' name='identifier'/>
     <meta content='VizX3D, http://www.vivaty.com/downloads/studio' name='generator'/>

ShipsCivilian/CargoShips/ContainerShipGreen.x3d

@@ -7,9 +7,8 @@
     <meta content='Donated to the MOVES Institute (Delta 3D Group) by Naval Education and Training Command. Translated from the Delta3D open asset library.' name='creator'/>
     <meta content='LT Patrick Sullivan' name='translator'/>
     <meta content='23 March 2005' name='created'/>
-    <meta content='30 January 2006' name='translated'/>
+    <meta content='13 October 2019' name='modified'/>
     <meta content='14 November 2015' name='modified'/>
-    <meta content='https://savage.nps.edu/Savage/ShipsCivilian/CargoShips/ContainerShipGreen.x3d' name='identifier'/>
     <meta content='X3D-Edit 3.2, https://savage.nps.edu/X3D-Edit' name='generator'/>
     <meta content='VizX3D, http://www.vivaty.com/downloads/studio' name='generator'/>
     <meta content='https://savage.nps.edu/Savage/ShipsCivilian/CargoShips/ContainerShipGreen.x3d' name='identifier'/>

ShipsMilitary/DDGArleighBurkeUnitedStates/Gun.x3d

@@ -6,10 +6,9 @@
     <meta content='Arleigh Burke 5inch gun, modified from Cruiser model on SAVAGE' name='description'/>
     <meta content='James Harney' name='creator'/>
     <meta content='1 August 2001' name='created'/>
-    <meta content='22 February 2010' name='modified'/>
+    <meta content='14 November 2015' name='modified'/>
     <meta content='http://www.fas.org/man/dod-101/sys/ship/ddg-51.htm' name='reference'/>
     <meta content='https://savage.nps.edu/Savage/ShipsMilitary/DDGArleighBurkeUnitedStates/Gun.x3d' name='identifier'/>
-    <meta content='https://savage.nps.edu/Savage/ShipsMilitary/DDGArleighBurkeUnitedStates/Gun.x3d' name='identifier'/>
     <meta content='X3D-Edit 3.2, https://savage.nps.edu/X3D-Edit' name='generator'/>
     <meta content='../../license.html' name='license'/>
   </head>