Added form scheduling: choose a date and time for forms to open and close
Added an option to limit the maximum number of entries for a form
Added an option to limit the entries for a form to 1 per user or IP address
Added prefix and moreEntropy params to uniqid variable
Added a check for the zip PHP extension to the server compatibility
Fixed a conflict with older versions of ACF Pro
Fixed a conflict with old jQuery UI Widget
Fixed a session creation race condition in rare situations
