Fix all lib/ files with ESLint rules with 0 errors.

lib/util/requtil.js

@@ -31,11 +31,7 @@ module.exports.limit = function(limit, handler) {
   var queue = []
   var running = 0
 
-  function done() {
-    running -= 1
-    maybeNext()
-  }
-
+  /* eslint no-use-before-define: 0 */
   function maybeNext() {
     while (running < limit && queue.length) {
       running += 1
@@ -43,6 +39,11 @@ module.exports.limit = function(limit, handler) {
     }
   }
 
+  function done() {
+    running -= 1
+    maybeNext()
+  }
+
   return function() {
     queue.push(arguments)
     maybeNext()