add: possibility to init output with file and/or filepath
add: simple hash generator
add: geometry types set
fix: store texture names on nodes; use hash names
fix: default tree creation moved to tree_defaults
fix: use fake user for nodetrees
fix: reture only tree and None types
fix: show git command while update
fix: show preview widget only if image is specified
fix: better generation options
fix: better generator UI
fix: new proxy generation based on new ply2vrmesh and vrscene format
misc: version changed to v3.1405 [b4bd7c6]