Merge remote-tracking branch 'origin/master'

ChangeLog

@@ -18,6 +18,8 @@ phpMyAdmin - ChangeLog
 - issue #11597 Huge binary log growth on 4.5.x
 - issue #11594 'only_db' config option bug when db names contain underscore and are grouped
 - issue #11607 Unable to change password from Login information tab
+- issue #11610 Undefined variable: res_rel
+- issue #11611 Warning while exporting schema to PDF
 
 4.5.1.0 (2015-10-23)
 - issue        Invalid argument supplied for foreach()

libraries/plugins/schema/pdf/PdfRelationSchema.php

@@ -584,12 +584,10 @@ class PdfRelationSchema extends ExportRelationSchema
              * Gets fields properties
              */
             $columns = $GLOBALS['dbi']->getColumns($this->db, $table);
-            // Check if we can use Relations
-            if (!empty($cfgRelation['relation'])) {
-                // Find which tables are related with the current one and write it in
-                // an array
-                $res_rel = PMA_getForeigners($this->db, $table);
-            } // end if
+
+            // Find which tables are related with the current one and write it in
+            // an array
+            $res_rel = PMA_getForeigners($this->db, $table);
 
             /**
              * Displays the comments of the table if MySQL >= 3.23