RAACMS-104: Removed unused files.
RAACMS-106: Adding the homepage functionality.
RAACMS-106: Adding the new widgets functionality.
RAACMS-106: Testing the new widgets functionality.
bugfixes and new permission migrations
fixes migration 31
RAACMS-101: Adding staging support.
adds staging for dev4
RAACMS: Removed useless files.
Merge branch 'development' of https://github.com/code-berlin/raa into development
adds relevant changes from cw into raa
CW-196: Adjusting the JS footer widget.
CW-196: Adding Grunt to the project.
CW-196: Compressing files with Grunt and adding widgets: Carousel and main menu with mobile menu.
CW-196: Adjusting git ignore for IDE and text editor project files.