Add distribution support to the yum distributor
Remove requirement for magic link for old distributor
Updates for full test coverage & using exceptions for handling errors
Add trailing line to end of file
Update for comments from pull request
Update for comments from pull request - if no distribution is present it is considered successfully published in the finished state rather than the skipped state.
Merge pull request #360 from pulp/barnabycourt-new-yum-distributor-distribution

Add support for distributions to the yum distributor