Merge branch 'hotfix/nexdesk_v0.6_hotfixed' into develop
Added UserController

it works!
Repaired User & login screen
login background
login background scroll
- Added autocomplete feature in textbox so that the supporter can find the username quickly using Jquery
- Supporter can create ticket now without a problem
- FIXED bugs in ticket flow
- FIXED assign panel and accept button, now only people who can assign or accept can see those panel
- FIXED some validation
Added message system to layout

you can send message to another method through msg parameter
Merge branch 'develop' into hotfix/nexdesk_v_0.5.2
Merge branch 'hotfix/nexdesk_v_0.5.2'