Fixed #includes
Merge pull request #2 from goblincoding/qt5

Qt5/Qt4 compatibility
Merge remote-tracking branch 'goblincoding/refactor'

Conflicts:
	QtWaitingSpinner.cpp
	QtWaitingSpinner.h
screenshot with test dialog has been added to readme
added setColor example to readme
Merge branch 'master' of github.com:snowwlex/QtWaitingSpinner

Merging upstream master
Fixed member initialisation order
Updated README