Doc updates.

README.md

@@ -4,11 +4,11 @@ An example heart rate monitor app for Android and MacOS using [git.wow.st/gmp/bl
 
 The MacOS implementation uses a Core Bluetooth binding created by
 [NSWrap](https://git.wow.st/gmp/nswrap). On Android, Martijn van Welie's
-Blessed library is used to simplify access to the Bluetooth Low-Energy
+[Blessed](https://github.com/weliem/blessed-android) library is used to
-hardware. If you need to re-compile the Blessed library for any reason, you
+simplify access to the Bluetooth Low-Energy hardware. If you need to
-can use `go generate` from the `depjars` directory. To do that, you will need
+re-compile the Blessed library for any reason, you can use `go generate`
-to have `gradle`, an Android SDK, and who knows what else installed on your
+from the `depjars` directory. To do that, you will need to have `gradle`,
-machine.
+an Android SDK, and who knows what else installed on your machine.
 
 ## MacOS: