Merge pull request zendframework/zendframework#2101 from pborreli/typos

Fixed few typos

src/Object/AbstractObject.php

@@ -1182,7 +1182,7 @@ protected function drawText()
 
     /**
      * Check for invalid characters
-     * @param   string $value    Text to be ckecked
+     * @param   string $value    Text to be checked
      * @return void
      */
     public function validateText($value)

src/Object/ObjectInterface.php

@@ -334,7 +334,7 @@ public function draw();
 
     /**
      * Check for invalid characters
-     * @param   string $value    Text to be ckecked
+     * @param   string $value    Text to be checked
      * @return void
      */
     public function validateText($value);