+async_graphics.0.5.1
Merge pull request #943 from mirage/master

+async_graphics.0.5.1
Release shared-memory-ring, xenstore and xenstore_transport
Merge pull request #945 from djs55/new-mirage-release

Release shared-memory-ring, xenstore and xenstore_transport
Fixed erssical installation.
Merge pull request #946 from vbmithr/master

Fixed erssical installation.
ipaddr.0.2.2
Merge pull request #947 from dsheets/master

ipaddr.0.2.2
Added tuntap 0.6.
Merge pull request #948 from vbmithr/master

Added tuntap 0.6.