Setting up ruby and gems
Finding a list of albums with in memory storage
Return json from Sinatra api
Add load path and default headers
Inject persistence mock instead of mocking factory
Revert "Inject persistence mock instead of mocking factory"

This reverts commit d22e2f448ce77c35e36c022ba0c9a86eb2807b51.
Revert "Revert "Inject persistence mock instead of mocking factory""

This reverts commit 76ef0d4c41f51940edbc8dcdcf55433dc497ae1a.
Merge remote-tracking branch 'ruby/master'