Update to v0.6.4

Author: evetion

Project.toml

@@ -1,7 +1,7 @@
 name = "GeoJSON"
 uuid = "61d90e0f-e114-555e-ac52-39dfb47a3ef9"
 authors = ["Martijn Visser <[email protected]>", "Rafael Schouten <[email protected]>"]
-version = "0.6.3"
+version = "0.6.4"
 
 [deps]
 Extents = "411431e0-e8b7-467b-b5e0-f676ba4f2910"