Fix handling of "wiggle" mode in sn.chart.baseGroupedStackChart, which was not handling y-axis rendering or changes to the wiggle setting properly.
Honor the layerPostProcessCallback() handling of groupId passing, instead of (lamely) just passing null.
Add layer post-processor to group consumption together in overview chart; fix refresh timer value.
Update counters.
Support empty layer data when applying layerPostProcessCallback function.
Fix references to `me`.
Fix populating `timeKey`, not old `hod` property.
Fix date calculations for seasonal charts.
Remove unused code.
Integrate seasonal line charts.