Update to squeezed 0.10.0, set to manage ballooning domain 0

Signed-off-by: David Scott <dave.scott@eu.citrix.com>
omake: switch to the same source URL that opam uses

(omake.metaprl.org doesn't seem reliable)

Signed-off-by: David Scott <dave.scott@eu.citrix.com>
Merge pull request #172 from djs55/squeezed-dom0

Update to squeezed 0.10.0, set to manage ballooning domain 0