necessary modification
icons for colors fixed and icons for outlinetype added
arrows added
some changes in the diagram editor
merged & small changes for qt5
basic suport for sourcecode in comments and tables added
some small improvements
Merge commit '82856a1b16a051ace120beb2425b59d1cbf71c57' into development

Conflicts:
	Comments/Comments.pro
	Comments/src/CommentDiagramToolbar.cpp
	Comments/src/CommentsPlugin.cpp
	Comments/test/SimpleTest.cpp