Add the 'noImage' and 'noTutorialImage' events
Add the 'noImage' and 'noTutorialImage' events

These events will be fired when an image is not presented to the user,
i.e. when the "I do not see a photo" button is pressed. It should help
when debugging (possibly) broken image links.

References geotagx/geotagx-theme#48.

geotagx/geotagx-project-template,geotagx/geotagx-project-template