update db schema comments
fixed validation rule of banners udate
added contents to model Url, refactored banners controller, home controller and some filters
added content to contact controller, modified mailer lib
added lib for creating banners, home_soundcloud and home_facebook
namimg bugs of validations of news fixed
update coke, added node.flow to packages
fixed the order of db schema
added edit links to block in sidebar in admin home view
update css
added edit view of home soundcloud and home facebook
added show_form_err helper for temp
added banner_type filter and current_banner filter to all controllers for query out the current banner
syntax tuned
added marked package for markdown support when writing news and writing intro of artists or releases
syntax tuned and added missing hidden input to common _admin_panel partial
fixed banners update
removed useless helper
fixed contact
modified success msg of lib banners_homesidebar.js