Minor fixes

Signed-off-by: Matt Friedman <maf675@gmail.com>

Author: iMattPro

README.md

@@ -16,4 +16,4 @@ This extension adds passive security features to phpBB that allow the board's fo
 Note: This extension is currently under development and is not ready to install on any live forum.
 
 ## License
-[GNU General Public License v2](http://opensource.org/licenses/GPL-2.0)
+[GNU General Public License v2](https://opensource.org/licenses/GPL-2.0)

ext.php

@@ -16,7 +16,7 @@
 class ext extends \phpbb\extension\base
 {
 	/**
-	 * Check whether or not the extension can be enabled.
+	 * Check whether the extension can be enabled.
 	 * The current phpBB version should meet or exceed
 	 * the minimum version required by this extension:
 	 *
@@ -27,8 +27,7 @@ class ext extends \phpbb\extension\base
 	 */
 	public function is_enableable()
 	{
-		$config = $this->container->get('config');
-		return phpbb_version_compare($config['version'], '3.2.0', '>=');
+		return phpbb_version_compare(PHPBB_VERSION, '3.2.0', '>=');
 	}
 
 	/**