starting caching of json
use _roar_ prefix for standard options, start cache key impl
cleaned up gemfile
ignore dev notes
getting the api caching in a better place
get rid of unused var
remove browser
Merge branch 'caching'
Merge pull request #17 from kookster/caching

Caching
handle direct browser requests as json and do not override negotiation values
fixes objects being added to the cache as strings
Merge pull request #18 from PRX/content-negotiation

Content Negotiation Tweaks
Merge pull request #19 from PRX/fix-cache-handling

fixes objects being added to the cache as strings