added return-path for VpcMailComponent and VpsMail
deleted sendAllMailsTo for developers
Add fileformat .htc
no imageCaption in Mail.html.tpl
add header and footer components to form, will be hidden on submit
call parent::getTemplateVars, we need header/footer from composite
Revert "call parent::getTemplateVars, we need header/footer from composite"

This reverts commit a549824a4d335ed36303544cb5ac0f576cb00c73.
Use header and child in form

Probably due to performance reason child components were not in template variables when for was not sent
add tests for SwitchLanguage component

some are incomplete due to missing cc events
clear cache for SwitchLanguage component
Wrong translation
Wrong translation
fix paypal payment
add inherit feature to TitleEditable
improve view cache clearing for recursive events

don't go up to pages, only to up to inherits (which include domains)
add paramters to Kwc_Admin::getPagePropertiesForm

using that the form can change based on where it is used
TitleEditable: dynamic form based on position in component tree
show meta tags form only for pages
don't save row if no changes where made

fixes error when saving pageProperties of Trl
fix tests: also clear cache for root