Replaced rjson with RJSONIO for new httr. Addresses #46
updated NAMESPACE
Added min requirement for httr. #46
Added jsonlite to suggests. check() passes correctly. #46
Updating travis to see if this will help the new version pass
Fixing httr to version on GitHub
Merge branch 'master' into httr-update
Bumped version number for httr fix.
Merge pull request #52 from ropensci/httr-update

Httr update