Apply fixes from StyleCI

Author: StyleCIBot

src/Format.php

@@ -183,7 +183,6 @@ public function to_xml($data = null, $structure = null, $basenode = 'xml')
         }
 
         foreach ($data as $key => $value) {
-
             //change false/true to 0/1
             if (is_bool($value)) {
                 $value = (int) $value;

src/RestController.php

@@ -697,7 +697,7 @@ public function response($data = null, $http_code = null, $continue = false)
                 }
             }
             ob_end_flush();
-        // Otherwise dump the output automatically
+            // Otherwise dump the output automatically
         } else {
             echo json_encode($data);
         }
@@ -866,8 +866,7 @@ protected function _detect_api_key()
         $this->rest->ignore_limits = false;
 
         // Find the key from server or arguments
-        if (($key = isset($this->_args[$api_key_variable]) ? $this->_args[$api_key_variable] : $this->input->server($key_name))) {
-
+        if ($key = isset($this->_args[$api_key_variable]) ? $this->_args[$api_key_variable] : $this->input->server($key_name)) {
             $this->rest->key = $key;
 
             if (!($row = $this->rest->db->where($this->config->item('rest_key_column'), $key)->get($this->config->item('rest_keys_table'))->row())) {