Update rhc command usage. Addresses BZ889018.
Add missing environment variable to Perl PassEnv
Fix BZ864797: Add doc for disable_auto_scaling marker
Merge pull request #1116 from BanzaiMan/dev/hasari/bz889018

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Merge pull request #1119 from ironcladlou/bz887200

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Merge pull request #1121 from pmorie/bugs/864797

Merged by openshift-bot