Merge branch 'master' of scm.dev.nokia.troll.no:qt/qt-qml-staging into master-integration

Merge branch 'master' of scm.dev.nokia.troll.no:qt/qt-qml-staging into master-integration

* 'master' of scm.dev.nokia.troll.no:qt/qt-qml-staging:
  Sequential reading not supported.
  DeclarativeDebugServer: Instantiate QPluginLoader on heap
  Fix failing unit tests.
  qmlplugindump: Fix dumping empty names for generated QMetaObjects.
  Fix compile with -qtnamespace
  Properly protect access to pixmap reader thread with mutex
  Move tga support from Qt3d to Qt.
  Move tga support from Qt3d to Qt.
  Properly protect access to pixmap reader thread with mutex
  qmlplugindump: Add flush to fix output redirection on windows.