If the API call specifies a checksum of null/None use the default
1053674 - implement distributor_removed on yum distributor
1046160 - giving up ownership of /var/lib/pulp/published
Update for PR comments
Merge pull request #443 from pulp/barnabycourt-1053674

1053674 - implement distributor_removed on yum distributor
1064594 - initializing plugin loader for migration 0015
fixing a typo in a filename
Merge pull request #446 from pulp/mhrivnak-1064594

1064594 - initializing plugin loader for migration 0015
Merge branch 'master' into mhrivnak-1046160
moving ownership of /var/lib/pulp/published to the platform's pulp-dev script
Merge pull request #444 from pulp/mhrivnak-1046160

1046160 - giving up ownership of /var/lib/pulp/published
Fix the repo publish and stop eating the exception if something fails
Merge branch 'master' into distributed-tasks