Moved board related views to board folder in view folder. Updated board controller with the new folder structure
Added login form to view_login
Added new css for the admin portal
Updated the css for the admin portal
Added login view for the index method
Updated autoload with the form helper, libraries
Updated baseurl in config
Updated the encryption key for session
Updated base url for config
Corrected wrong baseurl for config
Renamed board controller to admin controller. Updated view file structure
Added form validation and user validation for admin controller's login method
Corrected the redirect url for the login form
Updated redirect method calls for the non query rewrite
Updated the right redirect method call
Fixed an array null issue
Updated admin.php to fix an array invalid key issue
Added error message passing via flashdata
Moved the flashdata error message into the center form
Added redirect to main on successful login