Require PHP version 5.2.

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@2117 44740490-163a-0410-bde0-09ae8108e29a

docs/simplesamlphp-install.txt

@@ -32,7 +32,7 @@ Prerequisites
 -------------
 
  * Some webserver capable of executing PHP scripts.
- * PHP version >= 5.2.0 if you are using simpleSAMLphp as an SP connected to a Shibboleth IdP; PHP version >= 5.1.2 if not.
+ * PHP version >= 5.2.0.
  * Suppoort for the following PHP extensions:
    * Always required: `date`, `dom`, `hash`, `libxml`, `openssl`, `pcre`, `SPL`, `zlib`
    * When encrypting assertions: `mcrypt`

modules/core/www/frontpage_config.php

@@ -88,11 +88,7 @@ $functionchecks = array(
 $funcmatrix = array();
 $funcmatrix[] = array(
 	'required' => 'required', 
-	'descr' => 'PHP Version >= 5.1.2. You run: ' . phpversion(), 
-	'enabled' => version_compare(phpversion(), '5.1.2', '>='));
-$funcmatrix[] = array(
-	'required' => 'reccomended', 
-	'descr' => 'PHP Version >= 5.2 (Required for Shibboleth 1.3 SP)', 
+	'descr' => 'PHP Version >= 5.2. You run: ' . phpversion(),
 	'enabled' => version_compare(phpversion(), '5.2', '>='));
 foreach ($functionchecks AS $func => $descr) {
 	$funcmatrix[] = array('descr' => $descr[1], 'required' => $descr[0], 'enabled' => function_exists($func));