Add RAKE.go to NLP section (#1229)

README.md

@@ -672,6 +672,7 @@ See [go-hardware](https://github.com/rakyll/go-hardware) for a comprehensive lis
 * [paicehusk](https://github.com/rookii/paicehusk) - Golang implementation of the Paice/Husk Stemming Algorithm
 * [porter](https://github.com/a2800276/porter) - This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
 * [porter2](https://github.com/zhenjl/porter2) - Really fast Porter 2 stemmer.
+* [RAKE.go](https://github.com/Obaied/RAKE.go) - A Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE)
 * [segment](https://github.com/blevesearch/segment) - A Go library for performing Unicode Text Segmentation as described in [Unicode Standard Annex #29](http://www.unicode.org/reports/tr29/)
 * [sentences](https://github.com/neurosnap/sentences) - A sentence tokenizer:  converts text into a list of sentences.
 * [snowball](https://github.com/goodsign/snowball) - Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality [Snowball native](http://snowball.tartarus.org/).