Bump to 2.7.0.edge. See 2-6-stable branch for latest 2.6.x.
Bump to 2.7.0.edge. See 2-6-stable branch for latest 2.6.x.

jeremyevans/mail,mikel/mail,jeremy/mail,wktk/mail,jeremy/mail,planio-gmbh/mail,jeremyevans/mail,wktk/mail