Merge pull request #943 from mirage/master

+async_graphics.0.5.1
Core suite 109.37.00-rc1
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.
Merge pull request #947 from dsheets/master

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

Added tuntap 0.6.
New release of mirage{,-unix,-xen}
Add xen-block-driver.0.2.2
Add xenctrl.0.9.8
Add xen-disk.1.0.3
lambda-term 1.5 and utop 1.6
Merge pull request #949 from diml/master

lambda-term 1.5 and utop 1.6
Merge pull request #950 from djs55/new-mirage-release

New mirage-platform release
changed md5 of utop-1.6
Merge pull request #951 from diml/master

changed md5 of utop-1.6
Core suite 109.37.00