Merge branch '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.6-integration

Merge branch '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.6-integration

* '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-1: (71 commits)
  QNAM HTTP Code: Cache socket state inside ensureConnection()
  tst_qhttpnetworkconnection: Test also HEAD in some tests
  tst_qhttpnetworkconnection: Relax condition in getMultipleWithPriorities
  QNAM HTTP Code: When starting new request, prefer connected sockets.
  typo fix
  Added the 'framecapture' WebKit example to the default build.
  Fix code example
  fix typo in qreadwritelock's documentation
  QNAM HTTP: Don't call d_func() so often
  QNAM HTTP: Fix readBuffer maximum size.
  QNAM HTTP: Optimize eatWhitespace()
  QNAM HTTP: Check if socket already tries to connect.
  network internals: fix build on S60
  [syncqt] Make -separate-module work with WebKit's directory structure
  doc: Corrected explanation of when append() does nothing.
  doc: Added clarification about allocating space for the 0 terminator.
  Add a way to access the normalised URL in QUrl.
  [syncqt] Make it possible to synchronize headers for a separate module
  [syncqt] Make it possible to override the base directory
  network internals: start HTTP GET requests right away when called
  ...