fix: call .resume to prevent browser output streams filling up

lib/launchers/process.js

@@ -135,7 +135,17 @@ var ProcessLauncher = function (spawn, tempDir, timer) {
 
 ProcessLauncher.decoratorFactory = function (timer) {
   return function (launcher) {
-    ProcessLauncher.call(launcher, require('child_process').spawn, require('../temp_dir'), timer)
+    var spawn = require('child_process').spawn
+
+    var spawnWithoutOutput = function () {
+      var proc = spawn.apply(null, arguments)
+      proc.stdout.resume()
+      proc.stderr.resume()
+
+      return proc
+    }
+
+    ProcessLauncher.call(launcher, spawnWithoutOutput, require('../temp_dir'), timer)
   }
 }