Forward compatibility with Stream v1.0 and v0.7

Author: clue

composer.json

@@ -7,7 +7,7 @@
         "php": ">=5.3.0",
         "react/cache": "~0.4.0|~0.3.0",
         "react/socket": "^1.0 || ^0.8 || ^0.7 || ^0.6 || ^0.5 || ^0.4.4",
-        "react/stream": "^0.6 || ^0.5 || ^0.4.5",
+        "react/stream": "^1.0 || ^0.7 || ^0.6 || ^0.5 || ^0.4.5",
         "react/promise": "~2.1|~1.2",
         "react/promise-timer": "~1.1"
     },

src/Config/FilesystemFactory.php

@@ -6,6 +6,7 @@
 use React\Promise;
 use React\Promise\Deferred;
 use React\Stream\Stream;
+use React\Stream\ReadableResourceStream;
 
 class FilesystemFactory
 {
@@ -55,7 +56,7 @@ public function loadEtcResolvConf($filename)
 
             $contents = '';
 
-            $stream = new Stream($fd, $this->loop);
+            $stream = class_exists('React\Stream\ReadableResourceStream') ? new ReadableResourceStream($fd, $this->loop) : new Stream($fd, $this->loop);
             $stream->on('data', function ($data) use (&$contents) {
                 $contents .= $data;
             });