Merge pull request #5 from ehenneken/master

Implemented access token
results are now served from '/' rather than '/suggestions'
Merge pull request #6 from ehenneken/endpoint_update

results are now served from '/' rather than '/suggestions'
Small update to README and citation list function
Merge pull request #7 from ehenneken/CitationListHarvester_update

Small update to README and citation list function
removed examples routes
Merge pull request #8 from ehenneken/remove_examples

removed examples routes
Implemented Flask-SQLAlchemy
Merge pull request #9 from ehenneken/flask_sqlalchemy

Implemented Flask-SQLAlchemy
'db' object now gets instatiated in 'utils'
Merge pull request #11 from ehenneken/flask_sqlalchemy

'db' object now gets instantiated in 'utils'
small cleanup of scopes in views