Merge branch 'release/0.4.2' into develop
Link topic to topic filter on raw page
Merge pull request #148 from sayanchowdhury/hyperlink-topics

Link topic to topic filter on raw page
First draft of dataviewer.
Allow different chart types and different styles.
lots more options.
New req.
First draft of docs.
Add more example images.
Undo fedmsg.d silliness for #149.
Merge pull request #149 from fedora-infra/feature/dataviewer

This adds some "dataviewer" charts to datagrepper.
Fix README for the xzcat command
Use new fedmsg.meta.conglomerate features.
Get conglomerate stuff working with the embeddable widget too.
Quote consistency.
Merge pull request #150 from fedora-infra/feature/grouped

Use new fedmsg.meta.conglomerate features.
Added a basic version footer to datagrepper templates. The foot is ripped from the fmn.web footer
Merge pull request #151 from rossdylan/feature/version_footer

Added a basic version footer to datagrepper templates.
0.5.0
Merge branch 'release/0.5.0'