Task-number: QTCREATORBUG-2109

Also set build directory for profile reader.

Apparently, it did not like ::label

Only switch to C++ when we debug Javascript

Pun intended.

Update 'Commit' button to show number of files to be committed.
Task-number: QTCREATORBUG-2090

Now it is no longer necessary to close the editor for the highlighting to take effect.

Also add a progress bar for the registration process.

Reviewed-by: ck

The ToolBar now detects the target type of the target
of a PropertyChanges object.

done by Lasse

The problem was that we did not query the object with the good engine id

Task-number: QTCREATORBUG-2003

+ add missing tr()

Task-number: QTCREATORBUG-2073

The mouse wheel should not hide the QuickToolBar