WB 2.08.x

! update revision properties for all files
- include/Sensio/Twig remove Version 1.13.2

1. initialize.php a little fix in handling of languages
   ! modified translation for german language

! /languages/ all language files, add new translation $MESSAGE['START_UPGRADE_SCRIPT_EXISTS']
! /admin/start/index.php for system administrator only: add start link to 'MESSAGE_START_UPGRADE_SCRIPT_EXISTS'

The second runtime optimization of PageTree by recoding /admin/pages/index.php
Added new class a_pages_PageTree() for use with /admin/pages/index.php

! Now you can style account login with your frontend Template CSS
this change is in work for the whole account

1. fixed add-ons upload error (tks to DBS)
   + add tool_icon.png to core module
   ! update outpu_filter success an error messages
   ! small redesign wb_themes
2. fixed old.format.inc.php fileformat to unix

+ add languages vars for signup

! update of installer and upgradescript for Revision 1664/1665
+ add fields page_icon, menu_icon_0, menu_icon_1 to pages
+ add settings values dev_infos and page_icon_dir
! update languages files

add new language vars

Fixed SERVER_EMAIL in languages, needs double brackets
Installer redesign Step 2