#825650 by Berdir | igorik, BenK, yaz085: Added redirect configuration options after sending messages.

#850602 by Berdir | BenK: Expose to, subject and message fields to field api so that they can be re-ordered.

#850552 by Berdir | BenK: Fixed URL for non-existent users shows messages for current logged in user.

#432084 by nbz, Berdir | yaz085, Liliplanet: Added option to display new message indication block without new messages

#555016 by Berdir | neriweaver, trupal218, BenK, nbz, archard, nilsja, kriskd, Liliplanet, yaz085, litwol, Feet, jaron: Added recipient types, allowing to send messages to roles and other recipient groups.

#832752 by Berdir | BenK: Fixed 'Allow disabling privatemsg' permission doesn't work without write permission.

#778372 by Berdir | carlescliment: Fixed missing permission check when a user has disabled privatemsg