added parses descriptions

README.md

@@ -61,9 +61,8 @@ A curated list of awesome Go frameworks, libraries and software. Inspired by [aw
 
 ## Parsers
 
-* [go-pkg-xmlx](https://github.com/jteeuwen/go-pkg-xmlx)
-* [go-pkg-rss](https://github.com/jteeuwen/go-pkg-rss)
-
+* [go-pkg-xmlx](https://github.com/jteeuwen/go-pkg-xmlx) - Extension to the standard Go XML package. Maintains a node tree that allows forward/backwards browsing and exposes some simple single/multi-node search functions.
+* [go-pkg-rss](https://github.com/jteeuwen/go-pkg-rss) - This package reads RSS and Atom feeds and provides a caching mechanism that adheres to the feed specs.
 
 # Resources