VideoColorKey_B -> VideoKeyColor_B fixing #294 and #287

Author: danielmuellerma

proposal/attributes_listing_wheels_usage/attributes_listing.xml

@@ -1999,7 +1999,7 @@
       UseGamut="False"
       UseColorSpace="False"/>
     <Attribute
-      Name="VideoColorKey_B"
+      Name="VideoKeyColor_B"
       Pretty="B"
       Feature="Color.ColorKey"
       PhysicalUnit="None"

proposal/attributes_listing_wheels_usage/gdtf_attributes_with_description.json

@@ -1523,7 +1523,7 @@
       "_label": "Video Key Color Green"
     },
     {
-      "_name": "VideoColorKey_B",
+      "_name": "VideoKeyColor_B",
       "_prettyName": "B",
       "_feature": "Color.ColorKey",
       "_physicalUnit": "None",