Fixes missing module in public/js/app.js
Fixes missing module in public/js/app.js

Removes the reference to the deleted
./services/documents.export.service in public/js/app.js

jiusanzhou/dillinger,benjamin-albert/dillinger,joemccann/dillinger,jiusanzhou/dillinger,jiusanzhou/dillinger,benjamin-albert/dillinger,joemccann/dillinger,joemccann/dillinger