Add Module class and add constants to Constants
Pull data from NUSMods API and create SharedPreferences for each module added
Merge branch 'master' of https://github.com/9gix/nus-sprint
fetch module code and workload hours for module list
Merge branch 'master' of https://github.com/9gix/nus-sprint

Conflicts:
	src/org/ggix/nussprint/ModuleListAdapter.java
Create helper class to access SQLite db
Merge branch 'master' of https://github.com/9gix/nus-sprint
Skeleton to fetch data from database
Insert module into database
Add insert, update, and delete to DBHelper
Merge branch 'master' of https://github.com/9gix/nus-sprint into feature/db
Fetch data from database for module list