modified:   src/init-ceph.in
	fixed bug in init script, the "df" should be run on remote host by do_cmd,
	and use $host instead of "hostname -s"

Signed-off-by: Xiaoxi Chen <xiaoxi.chen@intel.com>
Merge pull request #307 from xiaoxichen/master

Reviewed-by: Sage Weil <sage@inktank.com>