From @Mike3D, grammar corrections.
From @Mike3D, use TAB for XML indent.
From @Mike3D, added support for AplhaMask technique.
From @Mike3D, added prefab (scene and nodes) export.
Start moving file utilities in a separate file.
Fixed post load handler.
__init__ refactoring to separate the scene export code.
Added to UrhoScene a list of files exported (probably this should be
polulated despite the exporting options, especially materials: move
AddFile, move the folder creation to CheckFilepath).
Tidying up.
Better main function.
Added button to toggle console (Windows only).
Added button to minimize the export panel.
Added UI for customizable subpaths.
Added an option for setting the model orientation.
More robust file writer and path creator.
More robust Derigify. Added support for the new bone name format.
'extended' if True will try to accomodate not standard rigs.
Added options 'only visible bones' and 'only deform bones' to Derigify.
Added list of bad ORG bones.
Better list of bones which exceed the limit.
Renamed 'Use Urho standard folders' option.
Renamed model orientation option.
Fixed Bottom matrix.
Added separator to PathType.
Version bumped to 0.5 .