Added SubRequirementList class in .characteristics, which stores a list of the IDs of the requirements that are assigned as subrequirements of the requirement in question.
changed package names to lower case
Removed sub-requirement class. Will implement parent IDs intead
Removed sub-requirement parameter and related methods from Requirement class and added parentID parameter and associated methods
continued refactor by updating imports
Now have an Add Child Button. Fixed some permissions when a requirement is deleted
Removed some test files
Merge branch 'developer' into developer-subrequirement
added get requirement by ID
Small change
added Requirement Model Tests
Merge branch 'developer' of https://github.com/djkirby/wpi-suite-tng into developer
Fixed developer branch test problems
Cleanup root directory
Merge branch 'developer' of github.com:djkirby/wpi-suite-tng into developer
Merge branch 'developer' into developer-subrequirement
added all of the copyright information to the tops of all files in our module
Renamed database so that db4o would stop erroring
Fixed issue where requirements were being duplicated.
Fixed database error