Main feature updates

• Spatial visualization (map)
• Pivot Table collapsible header
  

What's Changed

• Fix 0807 by @islxyqwe in #136
• fix: add null check & visConfig forward by @islxyqwe in #137
• fix: reduce freq of setVisualConfigs by @islxyqwe in #138
• feat: leaflet geojson support by @k6sdevbob in #94
• fix: pack of some bugfixes by @islxyqwe in #143
• fix: geom init value by @islxyqwe in #144
• Feat: collapsible table header by @k6sdevbob in #86

Full Changelog: v0.4.0...0.4.2