Remove superfluous comments

Author: wooorm

index.js

@@ -1,9 +1,7 @@
 'use strict'
 
-/* Expose. */
 module.exports = generated
 
-/* Detect if a node was available in the original document. */
 function generated(node) {
   var position = optional(optional(node).position)
   var start = optional(position.start)
@@ -12,8 +10,6 @@ function generated(node) {
   return !start.line || !start.column || !end.line || !end.column
 }
 
-/* Return `value` if it’s an object, an empty object
- * otherwise. */
 function optional(value) {
   return value && typeof value === 'object' ? value : {}
 }