- Added Thread Functionality for saving
- Prohibited saving/loading while Calculations are done -> displays an
error Msg
- Added a loading Screen for saving
- Fixed some Minor Documentation Errors
Changed Layout Stretch of the Third Tab Gridlayout to make it look
better
change to doxyfile to include private members
added some documentation and removed unused methods
Changed the Comments for private Member variables to doxygen style
Merge remote-tracking branch 'origin/master' into visual

Conflicts:
	src/gui/mainWindow.cpp
	src/gui/mainWindow.h

Changed: Comments of private member variables from visual branch into Doxygen style.