Fix review comments on EmpathyTpContactFactory by Guillaume Desmottes
Fix review comments on EmpathyTpContactFactory by Guillaume Desmottes

Mostly coding style and some memory management fixes

GNOME/telepathy-account-widgets,Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets,Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets