Styling, JavaScript, Message & Dependencies

Styling:

  Changed layout of alert box to include a close button
  Changes colour scheme as previous backgeound rendered badly in some versions of chrome

JavaScript:

  Added a 500ms duration to the show() and hide() to smooth the animation out a bit

Message:

  Removed the 'Hide this Notice' message as now replaced with close box

Dependencies

  Moved 'JQuery-Rails' to a full dependency
VERSION 0.0.2