Update documentation

README.md

@@ -28,6 +28,7 @@ on the `Special:RankedScore` page ranked in order by votes.
 * `$wgRankedChoices` - An array of RankedChoice configuration with the following keys:
   * `value` - The numeric value of a choice (used for ranking)
   * `tag` - The display tag
+  * `table_tag` - The display tag in the RankedScore table (optional, defaults to `tag`)
   * `name` - The name for use in the database
   * `class` - The CSS class for use in the lists (for customization)
 
@@ -70,23 +71,10 @@ $wgRankedChoiceChoices = [
 
 ## Special Page
 
-This extension creates a new special page called "Special:RankedScoring".
+This extension creates a new special page called "Special:RankedScore".
 This lists all the pages on which choices have been made, and how many of each kind of
 vote was placed.
 
-## Rights
-
-* `'rankedchoice'` - Accounts who have the rights to use RankedChoice can access the interface.:
-* `'rankedchoice-write'` - Accounts that can add/remove choices.  Accounts that have `'rankedchoice'` but not `'rankedchoice-write`' will be able to view choices, but not make them
-* `'rankedchoice-admin'` - Accounts that can remove other user choices
-
-To enable for everyone, the following to lines should be added:
-
-```
-$wgGroupPermissions['*']['rankedchoice'] = true;
-$wgGroupPermissions['*']['rankedchoice-write'] = true;
-```
-
 ## Internationalization
 
 Currently only has support for English.