Update README.md
Removed reference spec
ADded entry model spec
Aded tests
Merge pull request #12 from rvalta/testing

Testing
book ref fix
Tables for index
Merge branch 'development' of https://github.com/rvalta/ohtu-miniprojekti-spirot into development
Added migration, index edited
Toimiva bibtxt parser book luokassa
Merge branch 'development' of https://github.com/rvalta/ohtu-miniprojekti-spirot into development
rivinvaihto bibtexmetodiin
ng-filtering done for objects on entries page
Merge branch 'development'

MVP to heroku