Update 4.72

Semitransparent colors can be now displayed in the palette
Locked layers don't allow undo/redo and pasting images now
A reference image is copied when copying frames
[Create layer] and [Create frame] buttons added to Layer Manager and Animation Manager
The bug with file dialog stuck was fixed (for Windows)
The bug when moving layers in the Advanced Template was fixed
The bug with reference image position fixed (when changing screen orientation)
The bug when moving project tabs was fixed