The plugin adds a navigator pane which shows a tree of all tests
'found' in the project, as well as Test Result output panes.
Tests can be edited in an editor and executed from within the IDE.
This is the first in a series of commits, ending with documentation.

Change-Id: Iee91cf991810347cb2f3a428f7457ea75e0c5b57
Reviewed-on: http://codereview.qt.nokia.com/2020


Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@nokia.com>
Reviewed-by: Eike Ziller <eike.ziller@nokia.com>