code: function(name) {
  			if (!Array.isArray(name)) {
  				name = [name];
  			}
  			
  			name.forEach(function(key) {
  				if (key in preferences) {
  					delete preferences[key];
  				}
  				
  				if (key in defaults) {
  					delete defaults[key];
  				}
  			});
  		}
docs: Completely removes specified preference(s)
  @param {String} name Preference name (or array of names)