- fixes for icon rendering speed and toolbar icons from trikDemos
- fixed compiler warning in interpreterEditorManager
restored license information
fixed BPMN build
Merge pull request #1251 from qreal/icons

Icons
Merge branch 'master' of github.com:qreal/qreal into trikDemos

Conflicts:
	qrgui/umllib/sdfRenderer.cpp
	qrgui/umllib/sdfRenderer.h