Fix an issue where checking and then unchecking "Suppress leading placeholder" in content filters would not work properly
Fix an issue where checking and then unchecking "Suppress leading placeholder" in content filters would not work properly

(code did not properly handle @NO vs nil). Issue #2511

abhibeckert/sequelpro,Jellyfrog/sequelpro,abhibeckert/sequelpro,abhibeckert/sequelpro,Jellyfrog/sequelpro,abhibeckert/sequelpro,Jellyfrog/sequelpro,Jellyfrog/sequelpro