Card online_runtime_266 - Build PATH from CARTRIDGE_<CARTRIDGE_SHORT_NAME>_PATH

* Refactor OpenShift::Utils::Environ
  * Add path processing
  * Remove for_cartridge method
  * Updated cartridges: jobssews, haproxy, mock
  * Remove V1 gear PATH env var
Card online_runtime_266 - Fix issue with cartridge overrides

* rhcsh was not looping over OPENSHIFT_PRIMARY_CARTRIDGE_DIR/env
* oo-trap-user was eating v1 cartrige settings of PATH
Card online_runtime_266 - Cucumber test checking for removed file
Merge pull request #2211 from jwhonce/wip/cartridge_path

Merged by openshift-bot