add known issues

Author: vkovec

RELEASE_NOTES.md

@@ -8,6 +8,11 @@ FIXES
 * Maya Integration: fix so saved files do not lose export set information on export
 * ConvertToPrefab: fix error when converting model instances whose file ends in .FBX (with capitals)
 
+KNOWN ISSUES
+
+* FbxExporter: animated meshes in bone hierarchy are not supported
+* ConvertToPrefab: converting model instance that has been modified in the scene won't reexport fbx
+
 **Version**: sprint50
 
 NEW FEATURES

RELEASE_NOTES_EXTERNAL.md

@@ -21,7 +21,7 @@ FIXES
 * ConvertToPrefab: Don't re-export fbx model instances
 * FbxExportSettings: fix console error on Mac when clicking "Install Unity Integration"
 * FbxExporter: fix so animating spot angle in Unity animates cone angle in Maya (not penumbra)
-* Exporter: export correct rotation order (xyz) for euler rotation animations (previously would export as zxy)
+* FbxExporter: export correct rotation order (xyz) for euler rotation animations (previously would export as zxy)
 
 **Version**: 1.3.0a1