Reverted an accidental change that turned on artifact JCR logging.
Merge pull request #267 from EricWittmann/master

Disable artifact JCR logging that I accidentally turned on
Refactored the JarToSrampArchive (artifact expansion) code to make it
pluggable (using java serviceloader).  Now additional implementations of
JarToSrampArchive can be contributed (e.g. the switchyard integration
module can contribute its own impl).
Merge pull request #268 from EricWittmann/sramp-expandedFromDocument

Made JarToSrampArchive pluggable (artifact expansion)
Duplicate UUIDs are now caught and an error is thrown from the
persistence layer.

https://issues.jboss.org/browse/SRAMP-204
Merge pull request #269 from EricWittmann/sramp-204-unique-ids

(sramp-204) Identitical UUIDs
Minor zip2sramparchive bug fixes.
Merge pull request #270 from EricWittmann/master

Minor bug fixes to zip2sramparchive