clean up Image metadata

AircraftHelicopters/MH53eSeaDragonUnitedStates/SeaDragonSeahawkPairFlyBy.x3d

@@ -7,11 +7,16 @@
     <meta content='Costas Karapetsas' name='creator'/>
     <meta content='LT Terry D. Norbraten, USN' name='contributor'/>
     <meta content='23 February 2004' name='created'/>
-    <meta content='20 October 2019' name='modified'/>
+    <meta content='14 June 20' name='modified'/>
     <meta content='http://www.fas.org/man/dod-101/sys/ac/h-53.htm' name='reference'/>
     <meta content='https://savage.nps.edu/Savage/CommunicationsAndSensors/WISP/wisp.x3d' name='reference'/>
     <meta content='https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter14-ElevationGrid/_pages/page05.html' name='reference'/>
-    <meta content='http://www.fas.org/man/dod-101/sys/ac/mh-53e-wasp-dr5.jpg http://images.google.com/imgres?imgurl=gra.midco.net/mlgould/Helicopters/MH-53E%2520Sea%2520Dragon.jpg&amp;imgrefurl=http://gra.midco.net/mlgould/M-R.html&amp;h=226&amp;w=332&amp;sz=32&amp;tbnid=ICDN8Yoa8mAJ:&amp;tbnh=78&amp;tbnw=114&amp;prev=/images%3Fq%3DMH-53E%26hl%3Den%26lr%3D%26ie%3DUTF-8%26oe%3DUTF-8%26c2coff%3D1 http://www.history.navy.mil/planes/mh-53e.jpg http://digilander.libero.it/31ATSG/MH-53E%20163057-41.jpg http://www.ndu.edu/nwc/nwcCLIPART/US_NAVY/Equipment/Helicopters/MH-53E(Sea-Dragon)/MH53ESeaDragon01.jpg' name='Image'/>
+    <meta content='http://www.fas.org/man/dod-101/sys/ac/mh-53e-wasp-dr5.jpg' name='Image'/>
+    <meta content='http://images.google.com/imgres?imgurl=gra.midco.net/mlgould/Helicopters/MH-53E%2520Sea%2520Dragon.jpg' name='Image'/>
+    <meta content='http://gra.midco.net/mlgould/M-R.html' name='Image'/>
+    <meta content='http://www.history.navy.mil/planes/mh-53e.jpg' name='Image'/>
+    <meta content='http://digilander.libero.it/31ATSG/MH-53E%20163057-41.jpg' name='Image'/>
+    <meta content='http://www.ndu.edu/nwc/nwcCLIPART/US_NAVY/Equipment/Helicopters/MH-53E(Sea-Dragon)/MH53ESeaDragon01.jpg' name='Image'/>
     <meta content='http://www.sounddogs.com/previews/2106/wma/277855_SOUNDDOGS_HE.wma' name='Sound'/>
     <meta content='Helicopters, MH-53E Sea Dragon, SH-60 Seahawk, Formation Fly By' name='subject'/>
     <meta content='https://savage.nps.edu/Savage/AircraftHelicopters/MH53ESeaDragonUnitedStates/SeaDragonSeahawkPairFlyBy.x3d' name='identifier'/>