On Mac, enable launch button for bundles.

(cherry picked from commit 3668f5b8241647e4f3a42360aba6bd313ec76bfb)
Fix process list on Mac for Qt5.

The version number is in the framework path there, the file name did not
change.
(cherry picked from commit b64d0a37670f622c0bd88a6e636ae06a424c5f2e)
Fix the GDB injector on Mac.
Merge remote-tracking branch 'origin/1.3'