• Fixed collapseGroups plugin removing property with a child having inherit value.
• version attribute value is not more being rounded.
• Fixed jsAPI clone method with respect to the introduced CSS classes.
• Fixed scaling strokes with vector-effect="non-scaling-stroke" (by @alexjlockwood).
• Fixed passing properties from groups in collapseGroups plugin if child have a filter (by @stristr).
• Fixed arc path commands parsing without separators after flags, effectively producing a JS error.
• Fixed viewBox separators parsing.
• Fixed removeNonInheritableGroupAttrs plugin to work as intended.
• Fixed removing path segments without length in presence of stroke-linecap.
• Fixed removeUnknownsAndDefaults plugin removing attributes from elements with id.
• Fixed converting to large arcs from nearly straight lines curves.
• Fixed collapseGroups plugin affecting <switch> and its subgroups.
• Fixed convertTransform plugin converting to rotate() with wrong sign in some case.
• Fixed cleanupListOfValues plugin not preserving non-numeric values.
• Fixed !important being passed to attributes in convertStyleToAttrs plugin.
• Added option keepImportant to convertStyleToAttrs plugin to preserve styles with !important.
• removeHiddenElems plugin now also removes elements with visibility="hidden" attribute (by @mikolaj92).
• Added forceAbsolutePath option to convertPathData plugin to always use absolute coordinates (by @cool).
• Added keepRoleAttr for removeUnknownsAndDefaults plugin to preserve role- attributes (by @himedlooff).
• Added xmlns order option in sortAttrs plugin (by @hellatan).
• Added an option to prefixIds plugin to pass prefix as false or as a function that returns false (by @vzaidman).
• prefixIds plugin now adds prefix to every class (by @vzaidman).
• Updated and improved docs a bit (multiple authors).