graph support WIP
switch to individual lines
add graph title
add graph grid
make dimensions configurable from http request
use title from URL
match graphite's default graph size
don't graph missing points
add extra padding on Y-axis
parse metrics with color() function
Implement ResponsePlotter to properly handle null values
pb.FetchResponse -> metricData: extend metric's options
when copy metricData, copy all fields
Fix merge conflicts after 8827fe728ca12dba7a69f96bf60c8b1987cefa67
Merge branch 'cashlo-graph-support' into graph-support
gofmt++
Fix wrong printf verb (govet++)
marshalPNG() supports colors
make time labels depend on step size
PNG: support fgcolor and bgcolor