     * @field lock {Boolean}
     * @private 
     ###
-    @lock = no
+    @_lock = no
     
     ###* 
     * @field defaults {Object}

      continue if key[0] is '@'
      @defaults[key] = @_parseVars(val)



  _expandConfig: (config) ->
    result = {}
    for key, val of config

  * @public
  ###
  
  lock: -> @_lock = yes
  
  ###*
  * Unlock class, continue command execution
