added draft version of hierarchy editor, VERY basic (read only, no features) but works: disabled for now
- added basis for autosave ( #78) ...almost there but issues to sort out
 * added necessary elements in project manager, settings, settings view and browserStore
 * some issues with browserStore still present
- various cleanups and very minor fixeds in other files
- minor work on stl importer
- started experimenting with shader based post processing , laying the ground for future features
 * various shader related experiments
 * various post processing experiment with effects composer
 * got a very basic edge detection going (work towards #61)
 * experimenting with depth data etc, which will be require for goldFeather implementation
updated config file
adding mixins folder for future view mixins (resizeable drag and drop reciever etc)
added basis for future parameters editor