don't import view.js that does not exist anymore
add a crude text selection
annotation divs stay on DOM
close button
only make a selection if it is big enough
Make annotations editable (not saved yet)
setup flask-migrate

Closes #10
save annotations to DB
load annotations from DB
delete button actually deletes
move code from template to view.coffee

Closes #9
add migration
run DB migrations as part of deployment
Merge branch 'selection'

Closes #3