Made major changes to FG internals
- Now flashes correctly render and clear when rendering more than once
  in the views
- render_flash method extended to include custom functionalities
- Added decorator class to parse element tag, classes and id's from a
  string like HAML
- Added FlashGordon::Flash.reset as a before_filter method in the
  application.
- FlashGordon flashes now do not globally pollute the Flash object, but
  instead pulls from it and appends over
- Changed version to 0.0.7