removed leftovers from submodule uglifyjs, added credits file,

cleaned up CSS, changed template to output clean XHTML 5,
added unit tests for 60% of the code, found a few bugs by doing
that and fixed them

tst/bootstrap.php

@@ -0,0 +1,31 @@
+<?php
+error_reporting( E_ALL | E_STRICT );
+
+// change this, if your php files and data is outside of your webservers document root
+define('PATH', '..' . DIRECTORY_SEPARATOR);
+
+require PATH . 'lib/auto.php';
+
+class helper
+{
+    public static function rmdir($path)
+    {
+    	$path .= DIRECTORY_SEPARATOR;
+    	$dir = dir($path);
+    	while(false !== ($file = $dir->read())) {
+    		if($file != '.' && $file != '..') {
+    			if(is_dir($path . $file)) {
+    				self::rmdir($path . $file);
+    			} elseif(is_file($path . $file)) {
+    				if(!@unlink($path . $file)) {
+    					throw new Exception('Error deleting file "' . $path . $file . '".');
+    				}
+    			}
+    		}
+    	}
+    	$dir->close();
+    	if(!@rmdir($path)) {
+    		throw new Exception('Error deleting directory "' . $path . '".');
+    	}
+    }
+}