Replace Windows line breaks with Unix line breaks in custom mail filters.

server/plugins-available/maildeliver_plugin.inc.php

@@ -132,7 +132,7 @@ class maildeliver_plugin {
 
 			// Custom filters
 			if($data["new"]["custom_mailfilter"] == 'NULL') $data["new"]["custom_mailfilter"] = '';
-			$tpl->setVar('custom_mailfilter', $data["new"]["custom_mailfilter"]);
+			$tpl->setVar('custom_mailfilter', str_replace("\r\n","\n",$data["new"]["custom_mailfilter"]));
 
 			// Move junk
 			$tpl->setVar('move_junk', $data["new"]["move_junk"]);

server/plugins-available/maildrop_plugin.inc.php

@@ -211,7 +211,7 @@ class maildrop_plugin {
 						$mailfilter_content .= file_get_contents($conf["rootpath"].'/conf/mailfilter_move_junk.master')."\n";
 					}
 				}
-				$mailfilter_content .= $data["new"]["custom_mailfilter"];
+				$mailfilter_content .= str_replace("\r\n","\n",$data["new"]["custom_mailfilter"]);
 
 				// Replace windows linebreaks in mailfilter file
 				$mailfilter_content = str_replace("\r\n", "\n", $mailfilter_content);