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

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

* 'master' of scm.dev.nokia.troll.no:qt/qt-doc-staging:
  Doc: Fixed qdoc warnings.
  Doc: Fixed qdoc warnings.
  Improved comment finding code.
  Added language information to the pure documentation parser.
  Doc: Fixes to Qt tutorial
  Fixed external link to DevNet Wiki.
  qdoc: Fixed a crash caused by accessing a null pointer.
  Doc: Fixed the example of an encoded URL in the class description.
  Doc: Added a copy of the online style images for the qdoc manual.
  Doc: Removed the Google Analytics script.