mc_account_create can fail, don't crash if it happens
mc_account_create can fail, don't crash if it happens

From: Xavier Claessens <xclaesse@gmail.com>

svn path=/trunk/; revision=2731

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