refactor timtecuser to the accounts app
move templates and tests to the accounts app
move the rest test files
unify lesson and core.
Merge branch 'master' into uber-refactor
new fixtures for refactored models
adds admin to the group professors
runs jshint tests with all_tests
refactoring models Activity and Answer into a new django app
fixing json after refactoring
Merge branch 'master' into uber-refactor

Conflicts:
	core/static/js/lesson.js
dettach template from directive file
Merge branch 'admin' of github.com:hacklabr/timtec into admin
better reset_db, doesn't run all migrations that aren't needed
fixes json data based on uber-refactor
Merge branch 'master' of github.com:hacklabr/timtec
Merge branch 'master' into admin
Merge branch 'admin' of github.com:hacklabr/timtec into admin