remove lang system for commands

commands will be included in seperate plugins for each platforms.
NOTE: because of this commands `Modules` will be used as example to access
the API

RedisBungee-Velocity/src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungeeVelocityPlugin.java

@@ -279,10 +279,6 @@ public class RedisBungeeVelocityPlugin implements RedisBungeePlugin<Player>, Con
         // register plugin messages
         IDENTIFIERS.forEach(getProxy().getChannelRegistrar()::register);
 
-        // register commands
-        if (configuration.doRegisterCommands()) {
-
-        }
         logInfo("RedisBungee initialized successfully ");
     }