Update actions registry to accept either a model object or a plain JS object
Add a prefix to the setPref() function
Fix flot y-axis format
Fixing flot tick label colors
Format flot timestamps with moment for better control
Tweaking flot borders to be consistent w/graphite renderer
Add custom legend for flot charts

Rather than a fixed number of columns, this effectively lets us have a
responsive number of columns, to make better use of space on wide charts