Make it so 'expand nodes' doesn't add the same link twice.
Merge branch 'bugfix/hang-on-repeated-node'
Replacing fixed-size ellipses with correctly-sized rounded rectangles.
Merge branch 'bugfix/fit-text-into-nodes'
Add instructions that float in front of the graph.
Merge branch 'feature/onscreen-documentation'
(Moving background color out into SASS.)
Adding API functionality for getting the full wiki URL corresponding to an article title.
Make shift-clicking a node open the corresponding article in a popup window.
Adding instructions.
Merge branch 'feature/open-article'
Removing default 'kitten', misc. dead code.
Add selector for different wikis.
Respond to wiki selector by changing the current wiki.
Merge branch 'feature/choose-wiki'