If there are no changes being pushed, return to avoid erroneously incrementing user's global sync rev.
If there are no changes being pushed, return to avoid erroneously incrementing user's global sync rev.

NoUsername/PrivateNotesExperimental,widox/snowy,sandyarmstrong/snowy,jaredjennings/snowy,leonhandreke/snowy,NoUsername/PrivateNotesExperimental,GNOME/snowy,jaredjennings/snowy,syskill/snowy,sandyarmstrong/snowy,jaredjennings/snowy,widox/snowy,leonhandreke/snowy,GNOME/snowy,syskill/snowy,nekohayo/snowy,jaredjennings/snowy,nekohayo/snowy