Facebook like "Verified Account" system its minor pre release . please dont use it on production site .
You need to add this component in admin panel and from usermanger -> list . You need to verify the user . this can be done by admin alone . one more thing unverified is not added . soon it will be added .
Thanks : Paritosh Pandey - for idea Syed Arsalan Hussain Shah - for a nice framework Sathish Kumar