release version 0.28.2

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 
 name = "bio"
-version = "0.28.2-alpha.0"
+version = "0.28.2"
 authors = ["Johannes Köster <johannes.koester@tu-dortmund.de>"]
 description = "A bioinformatics library for Rust. This library provides implementations of many algorithms and data structures that are useful for bioinformatics, but also in other fields."
 homepage = "https://rust-bio.github.io"