working on specs
Merge branch 'master' of https://github.com/fiddler-crabs-2014/tattle into rspec-with-services
Merge pull request #14 from juliahimmel/rspec-with-services

PNG images better now
Merge branch 'master' of https://github.com/fiddler-crabs-2014/tattle into rspec-with-services
Merge branch 'master' of https://github.com/fiddler-crabs-2014/tattle into rspec-with-services
wrote some tests for service objects; needs work. Fixed model tests.
Merge pull request #15 from juliahimmel/rspec-with-services

Rspec with services
fixed indentation
fixed indentation
Merge pull request #85 from juliahimmel/master

Fixed model tests, working on service object tests