first pass at writing repomd.xml file
timestamp is more likely the modification time instead of the access time
added revision element
first pass at metadata unit tests
publisher unit tests
unit test updates after actually running them
remembered to pass in checksum_type
forgot _ in checksum_type configuration key
added symbolic link support
cleanup a partially written repomd.xml file if things go sideways
Merge branch 'jconnor-new-yum-distributor' into jconnor-publish-repomd-xml
fixed some unit test issues
Merge pull request #382 from pulp/jconnor-publish-repomd-xml

Jconnor publish repomd xml