Bug fix #179
Bug fix #150
Actions, expectations and preconditions were not counted while counting message occurences
Bug #207. Some tests should be revised according to this rule
Bug fix #207 : adapted the tests according to this change
Merge branch 'openETCS/master'
Refreshes the graph views when test actions are performed (step, run or step back)
Stop synchronizing forms when they are closed
Bug fix #266
Bug fix #155
Merge branch 'openETCS/master'