code: function(plugin, pluginName) {
  			if (plugin.environments) {
  				Object.keys(plugin.environments).forEach(function(envName) {
  					this.define(pluginName + "/" + envName, plugin.environments[envName]);
  				}, this);
  			}
  		}
docs: Imports all environments from a plugin.
  @param {Object} plugin The plugin object.
  @param {string} pluginName The name of the plugin.
  @returns {void}