adding the ability to support external system authentication
adding more tests
updating response from server message
updating gem to respect passing headers instead of params
bump version
fixing test stubs
using URI join for URL construction
updating to use file.join cuz URI.join is wonk
removing merge conflict error
Merge pull request #35 from socialcast/support-external-system

adding the ability to support external system authentication
* Fix skipping of photos based on content type
* Refactor provisioning
* Add more tests to verify processes

bumping version