Add interior scraper.
[interior] use an inspector_url that allows them to change their tech
Merge pull request #65 from unitedstates/interior

Add Department of Interior
Adding HHS to safe.yml, adding commented out interior (in testing).
Merge branch 'master' of github.com:unitedstates/inspectors-general
Merge branch 'master' of github.com:unitedstates/inspectors-general into federal-reserve