fix tests
Refactor tests
Fix player selection in add result page

The focus was always set to the winner select when pressing w or to the loser
select when pressing l, causing the browser to select a user in the select if
it contained a user with a name starting with the letter l or w.
Code cleanup
Merge branch 'access_restriction'
Fix winner/loser selection when adding a result
Update README.rst
Add 'fetch_db' and 'import_db' fabric tasks
Merge remote-tracking branch 'origin/master' into bs3

Conflicts:
	game/templates/user/login.html
	static/assets/js/add_result.js