Added CodeKit cruft to gitignore.
Search initially hidden, shown on graph load. Closes #98.
Changed CSV button style and copy, added clarifying text to node CSV button. Closes #92.
Added overlay graphic for initial landing screen. Fixes #90.
Changes to action links. Closes #117, closes #118, closes #119.
Purtified sorting. Ref #120.
Merge branch 'master' of github.com:michalgm/state_dem