un-aaib-ify; comment out some redundant features
Various changes to make progress on DSU import
Remove debugging puts statements
Remove date_of_occurrence code in DSU mapper. Causes issues with non-unique slugs.
Prune more AAIB-specific code
provide therapeutic area, obliterate Report from DSU classnames
provide summary import
Merge pull request #261 from scraperwiki/import-dsu

Import dsu