Peanuts: replace unused variables by _, add a space line before FileModelBrowserSingleton
Add Ergo #65
Browser : refresh icons -> to do
Lose active Focus and if the path is valid, enter into that directory when losing activeFocus.
Merge branch 'develop' of https://github.com/buttleofx/ButtleOFX into dev_browser

Conflicts:
	buttleofx/gui/browser/fileModelBrowser.py
Tab key: shortcut to activate cursor at the end of path
Navigation Keys : Right and Left change the selected item
Merge branch 'develop' of https://github.com/buttleofx/ButtleOFX into develop
Merge branch 'dev_browser' of https://github.com/buttleofx/ButtleOFX into develop

Conflicts:
	buttleofx/gui/browser/fileModelBrowser.py
Peanut : remove a blank line