Fix utf-8 login or password

Author: python273

vk_api/vk_api.py

@@ -110,6 +110,7 @@ def vk_login(self, captcha_sid=None, captcha_key=None):
 
         values = {
             'act': 'login',
+            'utf8': '1',
             'email': self.login,
             'pass': self.password,
             'lg_h': search_re(RE_LOGIN_HASH, response.text)