Fix some typos in comments

program/include/iniset.php

@@ -68,7 +68,7 @@ spl_autoload_register('rcmail_autoload');
 // backward compatybility (to be removed)
 require_once INSTALL_PATH . 'program/include/bc.php';
 
-// load the UTF-8 portablity layer from Patchwor
+// load the UTF-8 portablity layer from Patchwork
 if (!function_exists('iconv') || !function_exists('utf8_encode') || !extension_loaded('mbstring')) {
     \Patchwork\Utf8\Bootup::initAll();
 }

program/lib/Roundcube/rcube_plugin_api.php

@@ -397,7 +397,7 @@ class rcube_plugin_api
             $args = array('arg' => $args);
         }
 
-        // TODO: avoid recusion by checking in_array($hook, $this->exec_stack) ?
+        // TODO: avoid recursion by checking in_array($hook, $this->exec_stack) ?
 
         $args += array('abort' => false);
         array_push($this->exec_stack, $hook);