Add todo file.
Add TODO ideas.
Add travis-ci.org support.
Move test engine to the FactoryGirl usage.
Empty push for travis-ci.org system hook.
Add coveralls.io support.
Add codeclimate badge.
Fix ignore settings and TODO tasks.
Add missing factories for test's passing.
Add	.coveralls.yml file.
Add newrelic support.
Add TODO ideas.
Add TODO tasks.
Implement sessions logic.
Add session controller. Adopt user's model and controller for work with
this mechanism.
Remove direct FactoryGirl's calls from functional tests.
Add production database settings.
Add validates gem.
Merge branch 'feature/login' into develop