Improve performance.

lib/Curl.toffee

@@ -62,14 +62,24 @@ Curl::perform = ->
   Curl.process()
   @
 
+m = 0
+p = console.log
 Curl.process = ->
   if Curl.in_process
     return
   do once = ->
-    num = Curl.process_()
-    if num > 0
+    n = Curl.process_()
+    if n > 0
       Curl.in_process = true
-      setTimeout once, 80
+      if n > 8192 && m < 10
+        ++m
+        process.nextTick once
+      else
+        m = 0
+        w = (8192 - n) * 80 / 8192
+        if w < 0
+          w = 0
+        setTimeout once, w
     else
       Curl.in_process = false
 

lib/CurlBuilder.js

@@ -35,6 +35,7 @@
       curl = function() {
         return curl.perform.apply(curl, arguments);
       };
+      curl.Curl = Curl;
       curl.perform = function() {
         var args, c, cb, k, length, v, _ref, _ref1, _ref2, _ref3, _ref4;
         args = 1 <= arguments.length ? __slice.call(arguments, 0) : [];

lib/CurlBuilder.toffee

@@ -16,6 +16,7 @@ class CurlBuilder
     curl = ->
       curl.perform.apply curl, arguments
 
+    curl.Curl = Curl
     curl.perform = (args...) ->
       if @running
         throw new Error 'the cURL session is busy, use curl.create to create another cURL Session'