Prospective build fix after internal API change of QMetaStringTable

The first string entered is always the class name, and it's passed
to the constructor now.

Change-Id: I7cf199e03cb62ddf7e41b7a4d3848332d4332c73
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Fixed various crashes in connection point enumerators

Task-number: QTBUG-35136
Task-number: QTBUG-35262
Task-number: QTBUG-35263
Task-number: QTBUG-35264
Task-number: QTBUG-35265
Task-number: QTBUG-35266
Task-number: QTBUG-35267
Task-number: QTBUG-35283
Task-number: QTBUG-35284
Task-number: QTBUG-35285
Task-number: QTBUG-35286

Change-Id: Icc51137fa52dd9a10b4c3ce1ca7fe6c56d556b7a
Reviewed-by: Andy Shaw <andy.shaw@digia.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Merge remote-tracking branch 'origin/stable' into dev

Change-Id: I5cbf1209d614936db36d20ece05922237cbfa562