use the new official name "ViewerJS" consistently everywhere
In slideshows, show scrolling-free page-to-page navigation.
Merge pull request #53 from kossebau/nameConsistentlyViewerJS

use the new official name "ViewerJS" consistently everywhere
Use "px" units for sizing of pages and text layers.
Bump to WebODF v0.5.0
Merge pull request #55 from adityab/page-nav-pdf

In slideshows, show scrolling-free page-to-page navigation.
Merge pull request #67 from adityab/version-bump

Bump to WebODF v0.5.0
Rename ViewerJS to viewerjs in the built product.
Add build steps