Forward compatibility with upcoming Socket v1.0 and v0.8

Author: clue

composer.json

@@ -6,7 +6,7 @@
     "require": {
         "php": ">=5.4.0",
         "guzzlehttp/psr7": "^1.0",
-        "react/socket": "^0.7",
+        "react/socket": "^1.0 || ^0.8 || ^0.7",
         "react/event-loop": "0.4.*",
         "react/stream": "^1.0 || ^0.7 || ^0.6 || ^0.5 || ^0.4.2",
         "react/promise": "~2.2",

tests/RequestTest.php

@@ -17,7 +17,7 @@ class RequestTest extends TestCase
 
     public function setUp()
     {
-        $this->stream = $this->getMockBuilder('React\Socket\Connection')
+        $this->stream = $this->getMockBuilder('React\Socket\ConnectionInterface')
             ->disableOriginalConstructor()
             ->getMock();