Correct year and date birth 

Three args is DATE MONTH YEAR.
Two args is DATE MONTH.
Yeap. Its Russia babe.
https://github.com/hybridauth/hybridauth/issues/284
https://github.com/hybridauth/hybridauth/pull/127
$ sign
switch instead of 2nd call of count() in elseif
Merge pull request #368 from korobochkin/patch-1

Correct year and date birth in VKontakte provider
Fixes #284