The second runtime optimization of PageTree by recoding /admin/pages/index.phpAdded new class a_pages_PageTree() for use with /admin/pages/index.php
! update folder admin/pages, admin/skel/htt! change multi-dimensional arrays (variables) to similar arrays! change default templates, change code to new templates
+ move admin/themes/templates/ to admin/skel/themes/htt/! and update class.wb.php, upgrade-script.php