Add short description to Rubigo
diff --git a/PackageManagementTools.md b/PackageManagementTools.md
index 3afc724..1be1baa 100644
--- a/PackageManagementTools.md
+++ b/PackageManagementTools.md
@@ -28,7 +28,7 @@
  * [trash](https://github.com/rancher/trash)
  * [gsv](https://github.com/toxeus/gsv)
  * [gom](https://github.com/mattn/gom)
- * [Rubigo](https://github.com/yaa110/rubigo)
+ * [Rubigo](https://github.com/yaa110/rubigo) - Golang vendor utility and package manager
 
 ## Pkg copy, built using GOPATH modification, supports fetching specific version