Fix Origin quickstarts.
Bug 999295: Improve mongodb startup verification reliability

Ensure that mongodb is actually running after calls to `control start`, taking care to return
an error if it's not running. Prevent false-positive reporting of started state.
Bug 1002269 - empty client messages are dropped, should be new line
Status was failing at the curl command on stopped gears due to the -e
Handle scl multi arg escaping a little better
Merge pull request #3524 from ironcladlou/bz/999295

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Merge pull request #3527 from jwforres/bug_1002269_empty_client_messages_dropped

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Merge pull request #3529 from rmillner/pythocalypse

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Merge pull request #3532 from danmcp/master

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Merge pull request #3523 from smerrill/feature/fix-php-quickstarts

Merged by openshift-bot
Bug 1000978 - Make curl more silent when fetching status of python cartridge