Env var WIP.

Fix publish hooks for mongo, postgres; remove unnecessary hooks; fix python, php manifests.

Fix manifests for remaining carts.

Fix v1 args.

Add code to convert args.

Load env vars from sub directories.

Add oo_unsubscribe to mcol agent.

Fixes.

Fixes.
Add a link-block class
Preventing false positives from being reported for oo-admin-chk and bug fixes
 - Fix for bug 954800
 - Fix for bug 955187
 - Fix for bug 955359
Displaying the count of applications fixed/failed for ssh key mismatches
Bug 957883 - git clone was getting stuck asking for a password in remote repository and no amount of redirecting or closing stdin prevented a deadlock.
Merge pull request #2280 from mrunalp/dev/auto_env_vars

Merged by openshift-bot
Merge pull request #2281 from smarterclayton/add_link_block

Merged by openshift-bot
Merge pull request #2279 from abhgupta/abhgupta-dev

Merged by openshift-bot
Merge pull request #2283 from rmillner/BZ957883

Merged by openshift-bot
Automatic commit of package [openshift-origin-cartridge-jbossews] release [0.3.3-1].
Automatic commit of package [rubygem-openshift-origin-msg-broker-mcollective] release [1.8.2-1].
Automatic commit of package [openshift-origin-cartridge-cron] release [1.6.2-1].
Automatic commit of package [rubygem-openshift-origin-node] release [1.8.3-1].
Automatic commit of package [openshift-origin-cartridge-mysql] release [0.2.2-1].
Automatic commit of package [openshift-origin-cartridge-nodejs] release [1.9.3-1].
Automatic commit of package [openshift-origin-cartridge-haproxy] release [0.3.4-1].
Automatic commit of package [openshift-origin-broker-util] release [1.8.4-1].
Automatic commit of package [openshift-origin-cartridge-postgresql] release [0.1.2-1].
Automatic commit of package [openshift-origin-cartridge-jbossas] release [1.1.3-1].
Automatic commit of package [openshift-origin-cartridge-abstract] release [1.8.2-1].