Information message after password changing in profile

Steps:

• Go to user's profile -> Security
• Fill all textboxes with valid data to change current password
• Click on Save button

AR: page refreshes without any messages
ER: pop-up message appears with "Your password has been successfully changed" text. For example
For Russian language "Ваш пароль был успешно изменён"
For Ukraine language "Ваш пароль успішно змінено"