Add jQuery.flot for graphs
Graph data endpoint
Graph frontend JS and CSS
Change graph to show only past hour.
Move graphs to own page, updated jQuery.flot and jQuery.flot.stack to working versions.
Add auto-refresh of graph data.
Leave averages as ints. No need for the precision.
Rework so front-end JS is generic
Loading feedback, flexible data time range, cleanup
tidyup
Allow the server to set stacking.
Merge pull request #19 feature/graphs
Moving graphs feature code to frontend part
Merge pull request #59 from aps-sids/master

Graphs feature added
Change CONFIG.keys() to CONFIG.groups() so error makes sense.
Adding missing never_cache decorator import.
Added an "example" room and updated document+fake_register to use that by default.

Fixes #58, was broken in pull request #50.
Merge upstream fix to bad test url
Sync Vagrant with new docs.