Update docs
Merge branch 'maint-1.2' into maint-1.3

* maint-1.2:
  Update docs
Update docs
Merge branch 'maint-1.3' into maint

* maint-1.3:
  Update docs
  Update docs
Update docs
Merge branch 'master' into next

* master:
  Update docs
  Update docs
  Update docs

Conflicts:
	doc/UPDATES