Fixed tests.
made returnMata default to true.
Removed cache exchange dependency. A cacher will now be passed in. This will allow for ONE cacher to be used across all our apps.
Added 1 and 0 as possible string boolean values.
Renamed getCacheableParams to processParams to allow this function to do more.
Merge pull request #3 from johnshopkins/memcache

Removed creation of cache from repo. The cacher will be passed into the API constructor now.