Merge branch 'dev' into dev-feature-EntityManager
Merge branch 'GUI' into dev-feature-controllers
Added history to RequirementModel
Added RequirementModel events getters and setters
fixed priorities and cleaded up RequirementModel code
Fixed up output for get all.
Merge branch 'GUI' into dev-integration-phase1
Merge branch 'dev-integration-phase1' into dev
changing user storage to use id instead of object
continued changes for user storage.
removed pointless code

found out that db4o handles changes across all objects so the changes
in my past commits were not necissary and could possible break
something….
Added a new way to track Ids server side and ensure the uniqueness of each.
Updated Id handling system to use a LinkedList implemented as a Queue.
Added numerous comments and documentation. Added list of requirement IDs to a requirement, so that they can be associated with other requirements
added validation classes
Merge remote-tracking branch 'origin/dev' into dev-models
Added comments and refactored list of subrequirements. Added TODO for db4o validation
Merge branch 'dev-models' of github.com:alexhenning/wpi-suite-tng into dev-models
added missing assignee setter to RequirementModel
Merge branch 'dev-models' of github.com:alexhenning/wpi-suite-tng into dev-models