created an entity for repair codes
refactored newEntityWithXid methods
repair code loading
added AgentRepairCode to clear database action
data model
data model
new UI for editing repairs
stubbed repair service
added new section in taskTVC for repairs
Merge branch 'feature/repair_codes1' into feature/repair_codes

Conflicts:
	TerminalTracker/Data Model/STTTDataModel2.xcdatamodeld/STTTDataModel 3.xcdatamodel/contents
altered data model
regenerated model
UI improvements
AgentTaskRepair service implementation
AgentTaskRepair service done
fixed repair code loading and some cleaning
altered data model
repairs upload
mom class fix
refresh task ts after changing repairs list