Wanted to add this link by a Krita developer describing their experience porting from Qt4 to Qt5 - http://www.valdyas.org/fading/index.cgi/2015/04/06#portingkri

Wanted to add this link by a Krita developer describing their experience porting from Qt4 to Qt5 - http://www.valdyas.org/fading/index.cgi/2015/04/06#portingkritaqt5 http://www.valdyas.org/fading/index.cgi/2015/04/06#portingkr...