1.6.0

-fixed a crash when using the moviePath property if no movie is loaded
-fixed environmentPropList bracket access

1.5.5

-updated to Extender 1.5.5
-fix a rare crash in low memory scenarios

1.5.4

-updated to Extender 1.5.4
-new feature: required Xtras are found by GUID so their filenames no longer matter

1.5.2

-update to match version 1.5.2 of the Extender template