Clean style of user dashboard
Missing copyright header
Action.quicksend: new experimental plugin to upload, share and send at once. Adds a tab in the user dashboard. To be toughened if some components are missing (share, mailer, etc...)
Use | in active plugin dependency
Enable uploaders if action.quicksend is active
Fix mailer line-height
Some checks when showing Modal
Merge remote-tracking branch 'origin/master'