Version 0.3 release.

 * Update config version since people were having troubles.
 * Fix copy/pasto where addon only works with Zolan's Chat
   Notifications installed.
 * Add ability to mark ornate items as junk.  It is disabled
   by default.
 * Added a method to sanitize item links since they come in
   with a horrible format sometimes.
 * Restructured the way it determines if something is junk
   making it easier to add more ways it could be junk.