Bump to v0.3.0.

Author: lseelenbinder

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "pmtiles"
-version = "0.2.2"
+version = "0.3.0"
 edition = "2021"
 authors = ["Luke Seelenbinder <[email protected]>"]
 license = "MIT OR Apache-2.0"

README.md

@@ -9,8 +9,6 @@
 This crate implements the [PMTiles v3 spec](https://github.com/protomaps/PMTiles/blob/master/spec/v3/spec.md),
 originally created by Brandon Liu for Protomaps.
 
-**THIS CRATE IS NOT READY FOR PRODUCTION USE!** However, you might be able to use it for a demo project.
-
 ## Features
 
 - Opening and validating PMTile archives