doc: Generate Japanese lxc-snapshot(1) man page

Signed-off-by: KATOH Yasufumi <karma@jazz.email.ne.jp>
Acked-by: Stéphane Graber <stgraber@ubuntu.com>
doc: Fix Japanese lxc.conf(5) man page

Same as the commit 3157e673952bb857caf98666983eb5c0aec831a9

Signed-off-by: KATOH Yasufumi <karma@jazz.email.ne.jp>
Acked-by: Stéphane Graber <stgraber@ubuntu.com>