example interceptor commit
perform authentication and add todos service factory
modify authentication logic to add authentication to each request
Merge branch 'master' into interceptor-introduction

Resolved Conflicts:
	todo-yeoman-front-end/app/scripts/app.js
	todo-yeoman-front-end/app/scripts/controllers/login_controller.js
	todo-yeoman-front-end/app/scripts/services/session_service.js
Added Interceptor for adding `auth-token` to request headers.
Add dashboard services and UI
Merge branch 'master' into interceptor-introduction

Resolved Conflicts:
	todo-yeoman-front-end/app/index.html
	todo-yeoman-front-end/app/scripts/app.js
Removed code for updating header on route change start.
Moved control to interceptor.
add shake effect
Merge branch 'interceptor-introduction'
Changes in Login Form :-
Shows error messages form Server.
Changes inputs colors on submit if invalid.
Validations for Login Form.
Added form submission changes code

Added changes for calling validations before submission of the form.
disable invalid credentials message on submit
delete unwanted files
add filters
Merge branch 'master' of github.com:om-nishu-trantor/todo-with-arm into unit-tests

Resolved Conflicts:
	todo-yeoman-front-end/app/scripts/services/dashboard_service.js