LDEV-1813 Fix for extraneous arrow - caused by creating new transiton and setting dirty on model before setting the activities parent. Solution was to keep the same order of calls but use haltRefresh to prevent the events from pre-occurring.
LDEV-1835LDEV-1831LDEV-1834 Fixed 2.1.1 tasks, I18N labels to be added for label in input tool drop-down (Property Inspector) and Branching/Transition error messages. Fixed validation of multiple branches to/from activity.