+ [OE-4031] ensure attachments not sent to recipients outsid of permissioned domains
[OEM-164] Remove login form password from $_POST when logging error details.
Merge tag 'v1.5.8'

Release v1.5.8

Conflicts:
	RELEASE
[OEM-153] Copy existing child elements when reloading an element.
Update RELEASE.
Merge branch 'master' into feature/RTT