TASK: Improve wait method timeout handling

Fixes repejota#77

Author: dfeyer

src/Nats/Connection.php

@@ -413,7 +413,8 @@ private function handleMSG($line)
     public function wait($quantity = 0)
     {
         $count = 0;
-        while (!feof($this->streamSocket)) {
+        $info = stream_get_meta_data($this->streamSocket);
+        while (is_resource($this->streamSocket) && !feof($this->streamSocket) && !$info['timed_out']) {
             $line = $this->receive();
 
             if ($line === false) {
@@ -431,6 +432,7 @@ public function wait($quantity = 0)
                     return $this;
                 }
             }
+            $info = stream_get_meta_data($this->streamSocket);
         }
         $this->close();