v1.0.0-beta.19

New features:

• parallel coordinates: added chart

Changes:

• Fixed dimensions and visual options names
• all the charts now uses diameter as visual variable instead of radius
• Barchart: horizontal/vertical orientation of bar variable is now called barsOrientation (breaking change)
• Multiset barchart: added repeat axes labels option
• Stacked barchart: added repeat axes labels option
• Radar chart: added series sorting

Bugfixing:

• line chart: added "Start at 0" option (fix #79)
• alluvial diagram: now nodes are properly sorted if their label is a number (fix #82)