Update phpunit.php

PHPUnit can no longer be installed using pear

lib/Cake/TestSuite/templates/phpunit.php

@@ -20,12 +20,7 @@
 <div id="content">
 	<h2>PHPUnit is not installed!</h2>
 	<p>You must install PHPUnit to use the CakePHP(tm) Test Suite.</p>
-	<p>PHPUnit can be installed with pear, using the pear installer.</p>
-	<p>To install with the PEAR installer run the following commands:</p>
-	<ul>
-		<li><code>pear config-set auto_discover 1</code></li>
-		<li><code>pear install pear.phpunit.de/PHPUnit</code></li>
-	</ul>
+	<p>PHPUnit can be installed with Composer, or downloaded as a phar archive.</p>
 	<p>Once PHPUnit is installed make sure its located on PHP's <code>include_path</code> by checking your php.ini</p>
 	<p>For full instructions on how to <a href="http://www.phpunit.de/manual/current/en/installation.html" target="_blank">install PHPUnit, see the PHPUnit installation guide</a>.</p>
 	<p><a href="https://github.com/sebastianbergmann/phpunit" target="_blank">Download PHPUnit</a></p>