Add unit tests for wp_print_theme_file_tree() in wp-admin/includes/mi…#11733

pbearne wants to merge 4 commits intoWordPress:trunkWordPress/wordpress-develop:trunkfrom

pbearne:65178-misc-wp_print_theme_file_treepbearne/wordpress-develop:65178-misc-wp_print_theme_file_treeCopy head branch name to clipboard