Add basic student model and package
Fix student model naming goof and add to make_db
Remove typo model file
Remove unndeeded student import in make_db
Add Group model and package
Add more fields to Group model
Add init to Group model
Remove non standard chars from models
Fix Group Model inheritance
Remove Group stub from Event models
Remove unneeded import from groups/__init__.py
Merge pull request #14 from mdmoss/students

Create Student model, add to DB
Merge pull request #15 from mdmoss/groups

Add Group model and relationships, and DB code
Bugfix in model dependencies
Merge pull request #17 from evgenymartynov/master

Bugfix
Fix initialisation of owners and members
Add url rules
Add views for CreateGroupViews and GroupViews
Fix queries for get and delete
Remove By_id class method