Sign-up form: Password field validation for special characters etc.

[Elina-Lapka]

As I a User I want to have messages in different languages, so I know what's wrong with the Password I'm trying to set.
Mock-up:
N/A

Acceptance criteria:
If User enters Password, which has not at least one character of Uppercase letter (A-Z), Lowercase letter (a-z), Digit (0-9), Special character, the following message is displayed after user hits Submit button:

UKR - Пароль має містити хоча б один символ латинського алфавіту верхнього (A-Z) та нижнього регістру (a-z), число (0-9) та спеціальний символ (~`!@#$%^&*()+=_-{}[]|:;”’?/<>,.).

ENG - Password must include at least one character of Uppercase letter (A-Z), Lowercase letter (a-z), Digit (0-9), Special character (~`!@#$%^&*()+=_-{}[]|:;”’?/<>,.).

Related to #455