Allow qpid-configure.sh to run when invoked indirectly.

When run through `bash -x` for example.
Fixes to qpid script.

* Fix CA name that Katello uses.
* Add clean option for developers.
* Sign CSRs with Katello CA elsewhere on the file system.
* Make fingerprinting functions handle unusually permissioned files better.
Fix missing logging configuration in Gutterball.
Add missing Gutterball runtime dependencies.
Make logging less verbose and more informative.
Merge pull request #778 from candlepin/awood/gutterball-deploy-fixes

Awood/gutterball deploy fixes