fix urls in css starting with '
abstracted Kwf/Component/Renderer/Twig/Environment.php to use it everywhere

for example creating pdfs with dompdf and twig templates
show page title when linking to home

also show title the same way as it is shown after selecting the page
read theme config only if found
add class to cacheId as level setting depends on class

fixes multiple mobile menus on same page
Add check on other instances of mobile menu.
Close other active menus on active diffrent menu.
Fix problem with zend default cache folder

All versions of Zend did write their cache into same folder resulting
in errors using wrong cache. Now there is a zend-cache folder per web