Clarify wording/grammar + addt. info

Author: thisisrandy

README.md

@@ -1,19 +1,27 @@
-![Vim support](https://img.shields.io/badge/vim-support-brightgreen.svg?style=flat-square)
-![Vim support](https://img.shields.io/badge/neovim-support-brightgreen.svg?style=flat-square)
+![Vim support](https://img.shields.io/badge/vim-unsupported-red.svg?style=flat-square)
+![Vim support](https://img.shields.io/badge/neovim-supported-green.svg?style=flat-square)
 ![GitHub release](https://img.shields.io/github/release/semanser/vim-outdated-plugins.svg?style=flat-square)
 
 # vim-outdated-plugins
 
-Async plugin for showing number of your outdated plugins.
+A remote plugin for showing the number of and automatically updating outdated
+plugins managed via [vim-plug](https://github.com/junegunn/vim-plug)
 
-## What it does?
+## What does it do?
 
-This plugin automatically checks if any of your plugins are outdated and displays a message about that.
+This plugin provides a mechanism for displaying a message indicating whether any
+of your plugins are outdated and display a message. It can also optionally
+trigger an update if needed.
 
-To use this plugin make sure you have **git** installed.
+To use this plugin, make sure you are using [neovim](https://neovim.io/), have
+[git](https://git-scm.com) installed, and are using
+[vim-plug](https://github.com/junegunn/vim-plug) as your plugin manager
 
 ## Installation
 
+Add the following line inside of the `call plug#begin()` section of your
+`init.vim`:
+
 ```vim
 Plug 'thisisrandy/vim-outdated-plugins'
 ```
@@ -27,6 +35,7 @@ let g:outdated_plugins_silent_mode = 1
 " Trigger :PlugUpdate as needed
 let g:outdated_plugins_trigger_mode = 1
 
+" This line is required to check for outdated plugins on startup
 autocmd VimEnter * call CheckOutdatedPlugins()
 ```