New "LDAP Note" section in owncloud.rst
Add "ownCloud" substitution keyword. Refs #2669
LDAP Note in owncloud.rst. Refs #2669
ownCloud: refresh ldap user list. refs #2669
Merge pull request #41 from alepolidori/master

New ownCloud note section. Refs #2669
email.rst: merged all three mail modules into email.