PRESIDECMS-2977 be more cautious around enabling cache when admin is …

…logged in.

Only allow it when admin logged in and it is an admin request.

system/coldboxModifications/Controller.cfc

@@ -114,7 +114,7 @@ component extends="coldbox.system.web.Controller" {
 			);
 		}
 
-		var useCache = arguments.cache;
+		var useCache = arguments.cache && ( !_isAdminLoggedIn() || getRequestContext().isAdminRequest() );
 		if ( useCache ) {
 			var cache    = getCachebox().getCache( arguments.cacheProvider );
 			var cacheKey = "renderViewletCache:" & arguments.event & arguments.cacheSuffix;