Fixed

• skip descriptive elements on rebuild and toParent() (#1304)
• allow 0 as animation duration and delay (#1125)
• allow nodes that are not imported yet (#1252)
• only apply color conversion to attributes that can take a color (#1241)
• support css vars (#1230)
• fix import of leading, dont write data to dom if not neccessary
• discontinue use of svgjs:data in favor of data-svg
• allow + as delemiter in paths (#1165)
• added amove() methods to runner (#1131)
• fix css(), dont throw when screenCtm fails (#968)
• several type fixes

Added

• add terminate method to timeline so memory can be freed (#1295)
• add more events to sugar (#1217)