v0.0.9

• Add multi-line label support.
  • If the label contains line breaks, it will automatically assemble SVG elements with multi-line text.
• Add function specification support for gap of edge config.
• Change Grid-related config key names.
  • grid.line.strokeWidth -> grid.line.width
  • grid.line.strokeDasharray -> grid.line.dasharray
  • grid.thick.strokeWidth -> grid.thick.width
  • grid.thick.strokeDasharray -> grid.thick.dasharray
• Add the support for inserting layers between paths and nodes.
• Bump up deps.

Note: v0.0.8 has been reverted.