Restrict access to logged users
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
Store user profile in a dedicated profile model instead of using a custom user model
Merge branch 'user_profile'
create competition and competition_team models
add form to create competition
display form errors
tmp
Add team links on the last 10 games section
Add a new table on the team page with weekly statistics
Team page: Redesign the head 2 head data into a table
Team page: replace the tables by two nice high charts graphs
display user avatar