Merge pull request #724 from jeffswartz/readme-edits-emoji-icid

Minor readme edits (ICID and Emoji config options)

README.md

@@ -29,7 +29,7 @@ This repository contains a Node.js server and a web client application.
   - [Feedback](#feedback)
   - [Pre-call test](#pre-call-test)
   - [Adobe Analytics](#adobe-analytics)
-  - [Icid tracking](#icid-tracking)
+  - [ICID tracking](#icid-tracking)
   - [Additional configuration options](#additional-configuration-options)
 * [Customizing the UI](#customizing-the-ui)
 * [Troubleshooting](#troubleshooting)
@@ -566,13 +566,15 @@ To configure this, edit options in the config/config.json file or set environmen
   (environment variable) -- The value that will be included in Adobe Analytics
   object field: `digitalData.page.pageInfo.functionDept`. The default value is ''.
 
-### Icid tracking
+### ICID tracking
 
-You can set your own icid querystring values on the thanks page urls through this setting
+You can set ICID query string values for the end (/thanks) page URLs with these settings:
 
-* `icid.startBuiliding` (config.json) / `START_BUILDING_ICID` (environment variable) -- icid for the "how to make this app better" and "start building for free" links. The default value is ''.
+* `icid.startBuiliding` (config.json) / `START_BUILDING_ICID` (environment variable) -- The ICID
+  for the "How to make this app better" and "Start building for free" links. The default value is ''.
 
-* `icid.contactUs` (config.json) / `CONTACT_US_ICID` (environment variable) -- icid for the "contact us" link. The default value is ''.
+* `icid.contactUs` (config.json) / `CONTACT_US_ICID` (environment variable) -- The ICID for
+  the "Contact us" link. The default value is ''.
 
 ### Additional configuration options
 
@@ -663,6 +665,9 @@ You can set your own icid querystring values on the thanks page urls through thi
   room names for new rooms. If turned off, users will be prompted to enter a room/meeting name when they visit
   the landing page and won't be allowed to move forward until they do so. The default value is `true`.
 
+* `enableEmoji` (config.json) / `ENABLE_EMOJI` (environment variable) -- Whether or not to
+  enable emoji support in the text chat widget.
+
 ## Customizing the UI
 
 For information on how to customize the OpenTokRTC UI, see [CUSTOMIZING-UI.md](CUSTOMIZING-UI.md).