basic crud for quests
Merge branch 'master' into feature/quest-crud

Conflicts:
	backend/src/backend/__init__.py
add url to quest api representation
factor simplest common resource code out
I confused the quests-mission hierarchy again
Merge branch 'feature/quest-crud' into feature/restful-refactor

Conflicts:
	backend/src/backend/quests/views.py
Merge branch 'master' into feature/quest-crud
Merge branch 'feature/quest-crud' into feature/restful-refactor
add basic CRUD for quests
minor fixes

- watch out for empty updates on PUT's
- pass synchronize_session=False on update and delete
add url to quest representation
rename file
Merge pull request #6 from waltaskew/feature/quest-crud

In which we add simple CRUD for Quest resources