Removed implementation of Zend_Auth to confirm correct current password
in changeAction.
-ININ.
Added onClick event handler to submit button. Added ids to password
fields.
-ININ.
Added more logging for identity attributes.
-ININ.
Fixed changeUserPassword, needed quotes around 0.
-ININ.
Added checkPassword function.
-ININ.
Added functions to validate changeForm.
-ININ.