Propagate -Werror and coding style checks to Wocky
Propagate -Werror and coding style checks to Wocky

Previously, -Werror was always enabled in lib/ext/wocky, even for
releases. So it just failed to distcheck for me, and would make
packagers hate us.

freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut,freedesktop-unofficial-mirror/telepathy__telepathy-salut