3D: smoothened pie edges
#3082 3d pie datalabels
3D Pie, hide/show/destroy
3D Pie Animation
#3090: default 3d options
Added 'pointValKey' to series options

//docs
3d shapes and border colors

#3149
Revert "3d shapes and border colors"

This reverts commit 6f5db3cf5ef07d16a7f489870ae5b79f97bff6f3.
3d introduced 'edgeColor'
3d introduced 'edgeWidth'
3d pie use point color instead of series color for smooth edge
Fixed #2694 causing columns to overlap by one pixel in some cases when pointPadding is 0.
Fixed #3195 where a short axis with startOnTick and endOnTick set to false would display no ticks at all.
Merge remote-tracking branch 'origin/bugfix'

Closes #3082.
Closes #3090.
moved column border to individual points (fixes issue with borders in negative columns)
Utils: Added system for comments in compare tool
Added bower file and info
3d border column smoothing issue
Made all-maps demo work with collection v. 1.0.2
Minor fixes after regression testing