Add implementation of the "Bailey-Borwein-Plouffe" algorithm. (#1039)

README.md

@@ -751,6 +751,7 @@ See [go-hardware](https://github.com/rakyll/go-hardware) for a comprehensive lis
 * [gostat](https://github.com/ematvey/gostat) - A statistics library for the go language
 * [mudlark-go](https://github.com/pwil3058/mudlark-go-pkgs) - A collection of packages providing (hopefully) useful code for use in software using Google's Go programming language.
 * [pagerank](https://github.com/alixaxel/pagerank) - Weighted PageRank algorithm implemented in Go
+* [PiHex](https://github.com/claygod/PiHex) - Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi
 * [stats](https://github.com/montanaflynn/stats) - A statistics package with common functions missing from the Golang standard library.
 * [streamtools](https://github.com/nytlabs/streamtools) - general purpose, graphical tool for dealing with streams of data.
 * [vectormath](https://github.com/spate/vectormath) - Vectormath for Go, an adaptation of the scalar C functions from Sony's Vector Math library, as found in the Bullet-2.79 source code. (currently inactive)