Release 2.2.4

** Changes
- versions: Update image to version 16670
- OBS: add dependencies' versions
- documentation: ciao-down prepare is now ciao-down create

** Shortlog
cbdfd1d versions: Update image to version 16670
2c13fb1 OBS: add dependencies' versions
68d00dc documentation: Add the -u flag when go getting ciao-down
0c9d6bb documentation: ciao-down prepare is now ciao-down create

** Compatibility with Docker
Clear Containers 2.2.4 is compatible with Docker v17.05.0-ce
** OCI Runtime Specification
Clear Containers 2.2.4 support the OCI Runtime Specification
[1.0.0-rc5][ocispec]
** Clear Linux Containers image
Clear Containers 2.2.4 requires at least Clear Linux containers image
[16670][clearlinuximage]
** Clear Linux Containers Kernel
Clear Containers 2.2.4 requires at least Clear Linux Containers  kernel
4.9.35-76

* Installation
- [Centos][centos]
- [Ubuntu][ubuntu]
- [Fedora][fedora]
- [Clear Linux][clearlinux]

* Issues & limitations
- Qemu segfault (free(): invalid pointer) running dnf install intel#669
- DNS Resolution in Swarm intel#854
- docker rm -f reports 'Driver devicemapper failed to remove root
filesystem' intel#795
compatibility with docker 17.06 intel#1021

[centos]:
https://github.com/01org/cc-oci-runtime/blob/master/documentation/Installing-Clear-Containers-on-Centos-7.md
[ubuntu]:
https://github.com/01org/cc-oci-runtime/blob/master/documentation/Installing-Clear-Containers-on-Ubuntu.md
[fedora]:
https://github.com/01org/cc-oci-runtime/blob/master/documentation/Installing-Clear-Containers-on-Fedora.md
[clearlinux]:
https://github.com/01org/cc-oci-runtime/blob/master/documentation/Installing-Clear-Containers-on-ClearLinux.md
[clearlinuximage]:
https://download.clearlinux.org/releases/16670/clear/clear-16670-containers.img.xz
[ocispec]:
https://github.com/opencontainers/runtime-spec/releases/tag/v1.0.0-rc5

Fixes: intel#1050

Signed-off-by: Jose Carlos Venegas Munoz <jose.carlos.venegas.munoz@intel.com>

configure.ac

@@ -21,7 +21,7 @@
 #
 
 AC_PREREQ([2.69])
-AC_INIT([cc-oci-runtime], [2.2.3])
+AC_INIT([cc-oci-runtime], [2.2.4])
 AC_CONFIG_MACRO_DIR([m4])
 AM_INIT_AUTOMAKE([foreign -Wall -Werror -Wno-portability silent-rules subdir-objects color-tests no-dist-gzip dist-xz])
 AM_SILENT_RULES([yes])