Cut down unnecessary Category fields, refine model.
New angular API, UI dependencies
Reorganise angular session handling, refine SessionService
Create angular Category $resource service for data handling
Create basic category view/creation UI + functionality
Rename app `Dossier.io` to prevent conflicts with `Dossier` data model
Merge branch 'create-edit-categories' into v1.0-dev

* create-edit-categories:
  Create basic category view/creation UI + functionality
  Create angular Category $resource service for data handling
  Reorganise angular session handling, refine SessionService
  New angular API, UI dependencies
  Cut down unnecessary Category fields, refine model.

Conflicts:
	assets/js/app.js
	assets/js/controllers.js
	assets/js/services.js
	assets/partials/view-home.jade
	bower.json
Route, data service and controller for CATEGORY api
Far improved angular session auth checking, now redirects login to /#/home etc.
Make use of populated relational db for User's own dossier listing
Add category selector for dossiers
Cleanup