Clean up request::uri method.

system/request.php

@@ -43,10 +43,7 @@ class Request {
 				throw new \Exception("Malformed request URI. Request terminated.");
 			}
 
-			if (strpos($uri, '/index.php') === 0)
-			{
-				$uri = str_replace('/index.php', '', $uri);
-			}
+			$uri = str_replace('/index.php', '', $uri);
 		}
 		// -------------------------------------------------------
 		// Neither PATH_INFO or REQUEST_URI are available.