Improve upgrade MCollective response handling
Fix Apache PassEnv config files

- SDK: Write PassEnv configuration to the separate file
- Cartridges: Lock all Apache configuration files except the PassEnv file
- Cartridges: Create/truncate the PassEnv file on setup

https://bugzilla.redhat.com/show_bug.cgi?id=969098
Cartridge version bumps for 2.0.33
Automatic commit of package [rubygem-openshift-origin-node] release [1.14.6-1].
Automatic commit of package [openshift-origin-cartridge-haproxy] release [0.9.2-1].
Automatic commit of package [openshift-origin-node-proxy] release [1.12.3-1].
Automatic commit of package [openshift-origin-broker-util] release [1.14.4-1].
Automatic commit of package [openshift-origin-node-util] release [1.14.3-1].
Automatic commit of package [openshift-origin-cartridge-python] release [0.9.5-1].
Automatic commit of package [rubygem-openshift-origin-controller] release [1.14.6-1].
Sparse group_instance support broke rest api response for carts
Fix checking for existing NodeJS supervisor process
Merge pull request #3617 from ironcladlou/dev/upgrade-stability

Merged by openshift-bot
Merge pull request #3552 from VojtechVitek/passenv

Merged by openshift-bot
Merge pull request #3619 from fotioslindiakos/node_stop

Merged by openshift-bot
Merge pull request #3620 from ironcladlou/dev/cart-version-bumps

Merged by openshift-bot
Merge pull request #3621 from smarterclayton/storage_rest_response_broken

Merged by openshift-bot