Fix lint issues with PSR2 standard

Author: repejota

src/Nats/Connection.php

@@ -130,7 +130,7 @@ public function __construct(ConnectionOptions $options = null)
         $this->pubs = 0;
         $this->subscriptions = [];
         $this->options = $options;
-        if(version_compare(phpversion(), '7.0', '>')){
+        if (version_compare(phpversion(), '7.0', '>')) {
             $this->randomGenerator = new Php71RandomGenerator();
         } else {
             $randomFactory = new Factory();
@@ -212,7 +212,9 @@ private function getStream($address, $timeout)
         $errno = null;
         $errstr = null;
 
-        set_error_handler(function(){return true;});
+        set_error_handler(function () {
+            return true;
+        });
         $fp = stream_socket_client($address, $errno, $errstr, $timeout, STREAM_CLIENT_CONNECT);
         restore_error_handler();
 

src/Nats/Php71RandomGenerator.php

@@ -3,8 +3,6 @@
 
 namespace Nats;
 
-
-
 class Php71RandomGenerator
 {
     /**
@@ -13,7 +11,8 @@ class Php71RandomGenerator
      * @param $len
      * @return string
      */
-    public function generateString($len) {
+    public function generateString($len)
+    {
         return bin2hex(random_bytes($len));
     }
-}
+}