Updated Plugins (markdown)

Plugins.md

@@ -90,6 +90,7 @@ Below is a list of bundled plugins
 - [pass](#pass)
 - [per-directory-history](#per-directory-history)
 - [perl](#perl)
+- [perms](#perms)
 - [pep8](#pep8)
 - [phing](#phing)
 - [pip](#pip)
@@ -1069,6 +1070,14 @@ per-directory-history - tracks previous command history both per current directo
 
 ---
 
+## perms
+
+**Maintainer:** [Rory Hardy](https://github.com/gneatgeek)
+
+Plugin to handle some unix filesystem permissions quickly
+
+---
+
 ## pep8
 
 **Maintainer:** [Gaetan Semet](https://github.com/Stibbons)