Update log 2014-05-15 - 2014-06-15:

• Add menu for user plugin. No order number when saving order after.
• Update category plus blog view: subcategories section
• Fix filesize typo
• Improving artist reports, new form fields
• Fix on my_free_downloads when no tracks
• Typo in products model
• Only variables should be assigned by reference in main mymuse file and several plugins,
• Add check for previews before manipulating "preview_tracks" array.
• Fix 'save order after' for joomla users.
• S3 integration. Able to download 2gig file!