Adminemail added to quickmail, with some quickmail bugfixes
added an all users option to the selection box
Merge pull request #139 from lsuits/27_readiness

Merge Dave's 2.7 changes
Merge pull request #140 from lsuits/all_users_section

added an all users option to the selection box
Cleaning up some security concerns.
Last of the lang and access issues
Fix https://github.com/lsuits/quickmail/issues/123
Updated config.php to new name for security
Adding en_us and lang from sections to group
set_url required. Added correct returnurl