Added help commands.

src/games/mash.js

@@ -194,7 +194,7 @@ function onCommand(args, context) {
 	}
 
 	if (!word || !mash) {
-		context.sendMessage(`Start a mash with ${config.prefix}mash {length}`, context.room.id);
+		context.sendMessage(`Start a mash with ${config.prefix}mash [length]`, context.room.id);
 		return;
 	}
 
@@ -214,4 +214,5 @@ module.exports = {
 	commands: ['mash', ...defineCommands, ...resolveCommands],
 	onCommand,
 	onMessage,
+	help: `Resolve the anagram. Get a new mash with ${config.prefix}mash [length], look up definitions with ${config.prefix}define [word], resolve an anagram (that's not currently in play) with ${config.prefix}solve [anagram].`,
 };