WB 2.08.x

1. first fixes from rev.2098

! activate class Translate for all addons in admin/ (except pages/)
! class.admin >> add translation of the current theme to Translate

1. droplet >> [[SiteModified]] typo corrected
   ! upgrade-script.php >> new classes activated and little corrections
   ! WbAdaptor::getWbConstants() >> PageIconDir added

+ Translate::enablePrivateTable() allows to add more private language definitions
+ Translate::disablePrivateTable()
! TranslateAdaptorWbOldStyle move hardcoded foldername into a variable

! /functions::make_thumb() set JPG-compression to 100%
! /database::showError() output text corrected
! ../captcha.php::call_captcha() imagesize corected
! droplet >> [[SiteModified]] recoded
! droplet >> [[ModifiedWhen]] recoded
! install/index length of password restricted to 30 chars

1. TranslateAdaptorWbOldStyle::_getAddonPath now ignores a missing language file
   ! admin::print_header() now provides all translations in theme::header.htt and accepts language files in theme
   ! admin::print_footer() now provides all translations in theme::footer.htt and accepts language files in theme

! modules/output-filter remove a string from display output

! several files: remove multiple ;;
! uninstall language deactivated
- droplet: iSectionPicker
+ droplet: SectionPicker

! several Files: corrected case sensitivity of ::getInstance()

1. modules/MultiLingual/update_keys.php inactive lines of code removed