improved the two gutenberg-blocks for listings and request forms

if you use those new blocks open in editor, remove old code and choose the block again

list block shows now in the color of choosen list. list can be choosen in the block editor directly
request form now allows to choose the category and a email to send copy of the request to.
there is only ONE calendar. the same calendar (with shared data) can be shown on different pages.
for lists and request forms you can add them to different pages each list can show a different category
and each form can add to different category and send a email copy to a different email address.

THE BLOCK AND FORM CODE IS BETA, now in the public version available.

It might be not available in the free version in the future!