add migrations for questionaires
add navigation for vragenlijsten
add questionnaire model
cleanup routes
language update
removed unnecessary javascript file
add questionnaire controller
add index method to questionnaire controller
add questionnaire index view
add questionnaire modal creator view
add questionnaire javascript plugin
add questionnaire routes
minor coding standard improvement
add a store method to questionnaire controller
minor coding standard update
fix inserting an oudere without an email.

if there was allready an oudere without an email, we had a database
unique error
add translations for questionnaires
move button to create vragenlijst
add index route for questionnaire panels
remove panel pages, as we want to have an easy interface