Tips on Customizing CourseStorm Class Registration for WordPress

How to Hide the "CourseStorm for WordPress" Admin Menu

function plt_hide_coursestorm_menus() {
	//Hide the "Settings → CourseStorm for WordPress" menu.
	remove_submenu_page('options-general.php', 'options_coursestorm_api');
}

add_action('admin_menu', 'plt_hide_coursestorm_menus', 11);

Where do I put this code?

How to Hide the "CourseStorm" Meta Box

function plt_hide_coursestorm_metaboxes() {
	$screen = get_current_screen();
	if ( !$screen ) {
		return;
	}

	//Hide the "CourseStorm" meta box.
	remove_meta_box('coursestorm', $screen->id, 'side');
}

add_action('add_meta_boxes', 'plt_hide_coursestorm_metaboxes', 20);