Remove unused code in mod/

- Remove commented code
- Remove unused/immediately overwritten variables
- Remove extraneous parameters
- Remove unreachable code

mod/home.php

@@ -61,7 +61,4 @@ function home_content(App $a) {
 		'$login' => $login,
 		'$content' => $content
 	]);
-
-	return $o;
-
 }}