Rename Zend packages / namespaces to Laminas (#41)

In January 2020 Zend has moved on to become the Laminas project.
With this change the old zend packages have become archived and should be changed for the newer Laminas releases.
(See https://framework.zend.com/blog/2019-04-17-announcing-laminas.html for further reference)

README.md

@@ -35,4 +35,4 @@ $serverRequest = $creator->fromGlobals();
 ## Other packages
 
 * [nyholm/psr7](https://github.com/Nyholm/psr7) - A super fast PSR-7 implementation.
-* [zendframework/zend-httphandlerrunner](https://github.com/zendframework/zend-httphandlerrunner) - To send/emit PSR-7 responses
+* [laminas/laminas-httphandlerrunner](https://github.com/laminas/laminas-httphandlerrunner) - To send/emit PSR-7 responses

src/ServerRequestCreator.php

@@ -113,7 +113,7 @@ public function fromArrays(array $server, array $headers = [], array $cookie = [
     }
 
     /**
-     * Implementation from Zend\Diactoros\marshalHeadersFromSapi().
+     * Implementation from Laminas\Diactoros\marshalHeadersFromSapi().
      */
     public static function getHeadersFromServer(array $server): array
     {

tests/ServerRequestCreatorTest.php

@@ -506,7 +506,7 @@ public function testGetUriFromGlobals($expected, $serverParams)
     }
 
     /**
-     * Test from zendframework/zend-diactoros.
+     * Test from laminas/laminas-diactoros (formerly zendframework/zend-diactoros).
      */
     public function testMarshalsExpectedHeadersFromServerArray()
     {
@@ -538,7 +538,7 @@ public function testMarshalsExpectedHeadersFromServerArray()
     }
 
     /**
-     * Test from zendframework/zend-diactoros.
+     * Test from laminas/laminas-diactoros (formerly zendframework/zend-diactoros).
      */
     public function testMarshalsVariablesPrefixedByApacheFromServerArray()
     {