Bugfix: Links were ignored sometimes. (Due to a missing default value)

include/html2plain.php

@@ -82,6 +82,9 @@ function collecturls($message) {
 
 	$urls = array();
 	foreach ($result as $treffer) {
+
+		$ignore = false;
+
 		// A list of some links that should be ignored
 		$list = array("/user/", "/tag/", "/group/", "/profile/", "/search?search=", "/search?tag=", "mailto:", "/u/", "/node/",
 				"//facebook.com/profile.php?id=", "//plus.google.com/", "//twitter.com/");