match better, so user_id=123 doesn't hit id=123

contrib/numeric_score/main.php

@@ -77,7 +77,7 @@ class NumericScore implements Extension {
 
 		if($event instanceof SearchTermParseEvent) {
 			$matches = array();
-			if(preg_match("/score(<|<=|=|>=|>)(\d+)/", $event->term, $matches)) {
+			if(preg_match("/^score(<|<=|=|>=|>)(\d+)$/", $event->term, $matches)) {
 				$cmp = $matches[1];
 				$score = $matches[2];
 				$event->set_querylet(new Querylet("numeric_score $cmp $score"));