Qt 5.7.0 RC (release candidate) has been released:

http://blog.qt.io/blog/2016/06/03/qt-5-7-0-release-candidate-available/

Marc Mutz has started a long thread regarding the use of commas in ctor-init-lists:

 http://comments.gmane.org/gmane.comp.lib.qt.devel/26110

Edward Welbourne is now an Approver