xcp-sm: Add new /etc/rc.d files to spec file

Signed-off-by: Euan Harris <euan.harris@citrix.com>
xcp-sm: Flip back to euanh's clone of xcp-sm, which defines the 0.9.4 tag

Signed-off-by: Euan Harris <euan.harris@citrix.com>
Merge pull request #286 from euanh/build-improvements

Build improvements