Add rvm configuration
Add MultiJson and Oj for performance
Add wrapper attributes to implicitly convert text fields to and from json
Add 'extended' json field to Paper for rich citation metadata
Fix some previous specs
Add metadata method to return all the metadata fields into a single JSON structure
Add ref attribute to citation model
Fixed has citing_papers relation
Added 'new_citation' test helper to clean up specs
Added validation for citation field uniqueness (not sure if this is too much)
Allow assigning metadata to a citation
Allow assigning metadata to a paper
Make sure that metadata round-trips correctly
Add basic controller allowing GET and POST requests
Cleanup some files
Add a list of todo notes
Merge pull request #2 from ploslabs/feature/post_and_parse

Feature/post and parse