Merge pull request #2241 from bmamlin/closed-poll-readme

Update README.md for poll plugin

plugins/poll/README.md

@@ -5,14 +5,25 @@ Allows you to add a poll to the first post of a topic.
 # Usage
 
 1. Make your topic title start with "Poll: "
-2. Include a list in your post. The **first list** will be used.
-  * If you don't want it to be the first list, do this:
+2. Include a list in your post (the **first list** will be used)
+
+## Closing the poll
+
+Change the start of the topic title from "Poll: " to "Closed Poll: "
+
+_Note: closing a topic will also close the poll._
+
+## Specifying the list to be used for the poll
+
+If you have multiple lists in your post and the first list is _not_
+the one you want to use for the poll, you can identify the 
+list to be used like this:
 
 ```
 Intro Text
    
-    - Some list
-    - Some list con't
+- Item one
+- Item two
    
 Here are your choices:
    
@@ -21,4 +32,3 @@ Allows you to add a poll to the first post of a topic.
 - Option 2
 [/poll]
 ```
-