New content limit v1.7 changes: Now compatible with PHP 7.4.
New content limit v1.6 changes: Fixed issue where 'New conversation maximum' was able to be bypassed with a direct request.
New content limit v1.5 changes: Added "New conversation message maximum" to options page.
New content limit v1.4 changes: Now using finder for performing database queries.
New content limit v1.3 changes: Added Exclude user groups to the Options page.
