Cleanup for #3010 - removed all redundant lines found by @rabuzarus

Signed-off-by: Roland Häder <roland@mxchange.org>

mod/contacts.php

@@ -772,8 +772,6 @@ function contacts_content(&$a) {
 
 	$sql_extra3 = unavailable_networks();
 
-	$contacts = array();
-
 	$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `pending` = 0 $sql_extra $sql_extra2 $sql_extra3 ORDER BY `name` ASC LIMIT %d , %d ",
 		intval($_SESSION['uid']),
 		intval($a->pager['start']),

mod/dfrn_request.php

@@ -726,8 +726,6 @@ function dfrn_request_content(&$a) {
 
 		if(dbm::is_result($intro)) {
 
-			$auto_confirm = false;
-
 			$r = q("SELECT `contact`.*, `user`.* FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
 				WHERE `contact`.`id` = %d LIMIT 1",
 				intval($intro[0]['contact-id'])

mod/msearch.php

@@ -25,8 +25,6 @@ function msearch_post(&$a) {
 		intval($perpage)
 	);
 
-	$results = array();
-
 	if(dbm::is_result($r)) {
 		foreach($r as $rr)
 			$results[] = array(