* Add 'Run Checks' action (Ctrl-Shift-C) to perform checks on
  all projects.
* Add 'QML Analysis' build issues category to separate
  clear errors from semantic analysis results.
* Disabled automatic updating of analysis results.

Change-Id: I4c948b1bd39f55655073e56c5e3ca7837f727665
Reviewed-on: http://codereview.qt.nokia.com/2850


Reviewed-by: Leandro T. C. Melo <leandro.melo@nokia.com>
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@nokia.com>