Test case for custom cart failure is checking a nonexistent message

Fix site extended failure - broker is not sending "Unable to complete the
requested operation" anymore, but we need a more general approach to
rescuing and reporting that error.
Bug 1046578 - jenkins-client-1 cartridge add missing build job output on first add
Bug 1055646 - [new relic] JBossAS cart restart fails if kill -TERM is called when process has already terminated
Better message for bug 1028633
Bug 1055647 - rhcsh quota check incorrect
Bug 998337
Bug 1038559
Merge pull request #4520 from smarterclayton/update_custom_cart_error

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Bug 1034110
Bug 1049626 - Allow move gear with districts, with-out districts, across districted nodes to non-districted nodes and vice versa.
Merge pull request #4522 from bparees/jenkins_job_message

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Merge pull request #4524 from danmcp/master

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Bug 1054825 - Return better error message for resources exhausted
Bug 1054574 - clear cache when removing cartridge
Merge pull request #4523 from bparees/jboss_kill

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Merge pull request #4526 from danmcp/bug998337

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Merge pull request #4528 from danmcp/bug1038559

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Merge pull request #4530 from danmcp/bug1034110

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Merge pull request #4533 from fabianofranz/master

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Bug 966766