revert readme error

README.md

-# Horizon Haskell Platform Core
+# Horizon BioHaskell
 
 [horizon-haskell.net](https://horizon-haskell.net).
 
+horizon-biohaskell is a Package Set targetting
+bioinformatics libraries and applications.
+
+This sources much of its information from the
+(BioHaskell)[https://biohaskell.org/] project.
 Horizon is a haskell package set targetting new builds of GHC.
 
 This is the core subset required to bootstrap horizon-gen-nix.
@@ -11,25 +16,11 @@ This is the core subset required to bootstrap horizon-gen-nix.
 This package set has the following policy:
 
 * GHC will advance as often as possible.
-
 * Nonversioned locations (git, unversioned tarballs) are permitted to allow
-  GHC to advance.
-
-* The following applications must always build:
-  * cabal-install
-  * cabal2nix
-  * dhall
-  * dhall-docs
-  * dhall-nixpkgs
-  * foliage
-  * horizon-gen-nix
-  * hpack
-  * jailbreak-cabal
-  * sydtest
-
-* The following applications are scheduled to be added as requirements to this set.
-  * flake-to-gitlab-ci
-  * feedback
+   GHC to advance.
+* The following packages must always build:
+  * BiobaseTypes
+  * BiobaseXNA
 
 ## Updating the Package Set