Apply button in Property editor does not close the editor window anymore. Adds an additional OK Button. Fixes https://bugs.launchpad.net/mixxx/+bug/913255
Rename ControlPushButtonTest to WPushButtonTest.
Define the prober QT_XXX_LIB CPPDEFINES for the OS X build. These are copied verbatim from qt4.py and qt5.py. We should get qt4/5.py fixed for OS X building and remove our special-casing of OS X.
Update bpm-lock graphics in library table, similar to the preview graphics. More easy to differentiate between the actual lock state. Added graphics to the icon template.
Merge pull request #114 from esbrandt/lp913255

Apply button in Property editor does not close the editor window anymore...
Merge remote-tracking branch 'upstream/master' into features_loop_recorder