[#53] Small refactor for clarity
Fix the datastore cron for 2.2

Add force=True parameter for datastore_create and datastore_delete
Merge pull request #62 from okfn/62-cron-update

datastore_upload no longer works against CKAN master
Fix logging and log levels
Add information on debugging with loggging.
Mark as pre
Merge pull request #55 from okfn/53-bug-datastore_upload-skips-new-files

[#53] Small refactor for clarity