Add highcharts and create a test graph.
Make drilldown section color-coded and use a normal stacking context.
Saving a messy graph implementation just in case.
Make two grids side-by-side for better data handling AND presentation.
Merge branch 'master' into test_graphs
Remove hiding on form on submit.
Add to_id helper.
Add decimal formatting.
Merge branch 'master' into test_graphs
Add graphs.