confile: parse storage type
confile: parse storage type

Split lxc.rootfs.path = <storage type>:<container path> into <storage-type> and
<container path> to set the storage type and rootfs path value correctly.

Signed-off-by: Christian Brauner <48455ab3070520a2d174545c7239d6d0fabd9a83@ubuntu.com>
Signed-off-by: Adrian Reber <9f82b3db7475afbb412180fe9fab7c69d6ece340@redhat.com>

thmo/lxc,caglar10ur/lxc,hallyn/lxc,hallyn/lxc,caglar10ur/lxc,ss1h2a3tw/lxc,hallyn/lxc,thmo/lxc,ss1h2a3tw/lxc,caglar10ur/lxc,thmo/lxc,ss1h2a3tw/lxc