Allow setting status to 'none' to disable setting status automatically

docs/configuration.md

@@ -367,7 +367,7 @@ Prefix to use snippets anonymously
 
 #### status
 **Default:** `Message me for help`  
-The bot's status text. Set to an empty value - `status = ""` - to disable.
+The bot's status text. Set to `none` to disable.
 
 #### statusType
 **Default:** `playing`  

src/main.js

@@ -99,7 +99,7 @@ function initStatus() {
     bot.editStatus(null, {name: config.status, type});
   }
 
-  if (config.status == null || config.status === "") {
+  if (config.status == null || config.status === "" || config.status === "none" || config.status === "off") {
     return;
   }