Follow-on to my last post.

Whilst currently debugging an error with multisite I'll point out the errors I've found in 'install.txt':

### FILE includes/classes/categories_tree.php ###
Line 61: should read Line 107:

### FILE includes/templates/template_default/sideboxes/tpl_categories.php ###
Line 33: is a duplicate of Line 33: in ### FILE includes/modules/specials_index.php ### and is not required