A Dialog should not hide when the application is deactivated

To get this behavior, use Qt::Tool.

Task-number: QTBUG-31133
Change-Id: I4811b5fe7e180a63bcdfe8018b35a56b370d9b61
Reviewed-by: Gabriel de Dietrich <gabriel.dedietrich@digia.com>
Cocoa: Remove "Incomplete implementation" compilation warning

Change-Id: I1db62c2504b55ef1451cb147d745c19cbef7de1e
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
Android: Disable xkbcommon in configure.exe

Task-number: QTBUG-31220

Change-Id: I711fa5d37cb58216199cc0ce479a14a3300d8cb8
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>