Update readme

README.md

@@ -60,7 +60,7 @@ composer require wapmorgan/morphos
 - English
   ```php
   // Pluralize english nouns:
-  morphos\English\pluralize('house') => 'houses'
+  morphos\English\pluralize(10, 'house') => '10 houses'
 
   // Generate english cardinal numerals:
   morphos\English\CardinalNumeralGenerator::generate(567) => 'five hundred sixty-seven'

tests/English/FunctionsTest.php

@@ -0,0 +1,15 @@
+<?php
+namespace morphos\test\English;
+
+require __DIR__.'/../../vendor/autoload.php';
+
+use morphos\Gender;
+use morphos\NumeralGenerator;
+
+class FunctionsTest extends \PHPUnit_Framework_TestCase
+{
+	public function testPluralize()
+    {
+        $this->assertEquals('10 messages', \morphos\English\pluralize(10, 'message'));
+    }
+}