go to https://en.wikipedia.org/wiki/Bed or iOS app go to media viewer and click through to the last image...no icons
go to https://en.m.wikipedia.org/wiki/Bed go to media viewer and click through to the last image...ICONS
= Acceptance criteria
[] If the class `noviewer` or `metadata` is added to an image or some parent node it should not be possible to scroll to it via the left and right buttons
[] When clicking such an image in the page it should not load the Mediaviewer
= Development notes
[
x] Update page.getThumbnails to not return images with the `noviewer`/`metadata` class
[
x] Add a test for an image with the `noviewer` or `metadata` class
[
x] Add a test for an image which is inside an element with the `noviewer` or `metadata` class
e.g.
```
<div class="noviewer"><div><img></div></div>
```