Merge pull request #9 from aklim/#development

- Add basic user functionality (register/login/logout)
- Add DB structure for the user
- Create user module
Merge pull request #10 from aklim/#development

#development
Merge pull request #12 from aklim/#development

Add error controller & theme view for it.
bike-data-center-13 Create basic architecture for the trips data.
Merge remote-tracking branch 'origin/master' into #development
bike-data-center-13 Create basic architecture for the trips data.