Merge pull request #1 from Eepa/master

Added links in readme to public backlogs
Added article references
.idea deleted, test fixed
Removed tests generated by scaffold
Change Travis to run migrations when deploying to Heroku
Merge pull request #2 from Sonopa/add_reference

Added article references
all references are now listed at root and /references, todo tests and css
list_references feature tests done
.travis.yml temporary change to test whether build passes or not
.travis.yml revert, build passes
Merge pull request #3 from Mession/list_references

List references
Added gem therubyracer to gemfile