fixed keywords and rewrote readme and genre tocs

games/commando_js.md

@@ -4,7 +4,7 @@ _Nostalgic glimpse in the past in a form of Commodore 64 game "Commando"._
 
 - Home: http://commandojs.org/
 - State: beta, inactive since 2012
-- Keywords: action, browser
+- Keywords: action
 - Code repository: https://github.com/commandojs/CommandoJS.git
 - Code language: JavaScript, CoffeeScript
 - Code license: MIT