Merge pull request #6 from loddit/backbone

Frontend refactor
WIP: add user test.
WIP: fix schema.
WIP: add tests.
WIP: fix tests.
WIP: fix tests.
Merge pull request #7 from loddit/backbone

Login bug fix
Merge pull request #8 from loddit/backbone

Backbone
WIP: update tree view.
WIP: fix escaped html.
Merge pull request #9 from loddit/backbone

page views hierarchy
Merge pull request #10 from loddit/backbone

Add feature : logout
move binding & render to fileview self