Lift Godot GLView update frequency from 30 to 60
Add maya style navigation scheme to 3d vieewport
Disable transform operation when navigation
Fix display message for transform mode switch
When scale spatial node, middle click to switch between uniform and non-uniform scale
Merge branch 'dev-maya-nav' into dev
Fix bug in 3d navigation scheme selection; Add modo navigation scheme
Keep selection from been cleared when navigating in 3d viewport;Typo in transform mode switching message
Hold shift to speedup pan/zoom in maya navigation scheme
Merge branch 'dev-modo-nav' into dev