Remove files and links tab
admin: add admin url
admin: add nick connection status interface(UI)
admin: add method to search user_servers
admin: add search user_servers helper method(client)
admin: show nick status data from db
admin: add search functionality in nick status ui
admin: add pagination functionality in nick status ui
admin: add sort functionality in nick status ui
admin: show errors if any in user_servers search result
admin: show loader in nick status ui
admin: add helper method firstCharUppercase
admin: use helper method showStatus instead of firstCharUppercase
admin: add functionality to connect/disconnect nicks
admin: add delete user server functionality
admin: change action links to buttons in nick status page
admin: add roles package
admin: set admin user role type in bootstrap script
admin: add admin authorization in nick status page
admin: move stylus to less after rebase