scripts: Add missing distros to release script

Added the missing distros that have installation guides to the release
script.

Also, sorted the list and separated the developer guide from the other
installation links.

Fixes clearcontainers#939.

Signed-off-by: James O. D. Hunt <[email protected]>

scripts/release_notes.sh

@@ -86,10 +86,15 @@ Clear Containers ${runtime_version} requires at least Clear Linux containers ima
 Clear Containers ${runtime_version} requires at least Clear Linux Containers  kernel [${clear_container_kernel}][kernel]
 
 ## Installation
-- [Ubuntu][ubuntu]                                         
-- [Fedora][fedora]                                         
-- [Developers][developers]                                         
 
+- [BC-Linux][bclinux]
+- [Centos][centos]
+- [Clear Linux][clearlinux]
+- [Fedora][fedora]
+- [SLES][sles]
+- [Ubuntu][ubuntu]
+
+- [Developers][developers]
 
 ## Issues & limitations
 
@@ -102,6 +107,10 @@ More information [Limitations][limitations]
 [limitations]: https://github.com/clearcontainers/runtime/blob/${commit_id}/docs/limitations.md
 [ubuntu]: https://github.com/clearcontainers/runtime/blob/${commit_id}/docs/ubuntu-installation-guide.md
 [fedora]: https://github.com/clearcontainers/runtime/blob/${commit_id}/docs/fedora-installation-guide.md
+[centos]: https://github.com/clearcontainers/runtime/blob/${commit_id}/docs/centos-installation-guide.md
+[sles]: https://github.com/clearcontainers/runtime/blob/${commit_id}/docs/sles-installation-guide.md
+[clearlinux]: https://github.com/clearcontainers/runtime/blob/${commit_id}/docs/clearlinux-installation-guide.md
+[bclinux]: https://github.com/clearcontainers/runtime/blob/${commit_id}/docs/bclinux-installation-guide.md
 [developers]: https://github.com/clearcontainers/runtime/blob/${commit_id}/docs/developers-clear-containers-install.md
 
 EOT