Merge pull request #55 from runk/fix/content-length-cond

Fix content-lenght conditional

Author: runk

lib/proxy.js

@@ -236,7 +236,7 @@ function bypass(req, res, params) {
       .pipe(res, { end: false });
   };
 
-  if (isNaN(length) || isFinite(length)) {
+  if (!isFinite(length)) {
     onEnd(params, res);
     return;
   }