Utils: Fixed image comparison to start with a gray background, so that black text can be compared.
Better fix for #3226, it still failed in exports.
Highmaps: Fixed #3209, the first map area missing when joinBy is null.
Added funnel.src.js to buildscripts copy job for download builder
Merge remote-tracking branch 'upstream/master'
#3245 Waterfall Series failed when first element is Sum or IntermediateSum

Fix: if the first element is sum or intermediate sum it is parsed to
null.
Merge remote-tracking branch 'upstream/master'