Remove redundant database objects

This reduces database connections and improves performance.

core/permissions/app_defaults.php

@@ -4,7 +4,6 @@ if ($domains_processed == 1) {
 
 	//add the permissions
 		$sql = "select * from v_permissions \n";
-		$database = new database;
 		$database_permissions = $database->select($sql, null, 'all');
 
 	//get the $apps array from the installed apps from the core and mod directories
@@ -50,7 +49,6 @@ if ($domains_processed == 1) {
 				$p->add('permission_add', 'temp');
 
 			//execute insert
-				$database = new database;
 				$database->app_name = 'permissions';
 				$database->app_uuid = 'ce1498a0-46e2-487d-85de-4eec7122a984';
 				$database->save($array, false);