Update ChangeLog.txt
highlight current view submenu item
link bei aufgabe editierbar und nicht möglich
link in editierbaren und nicht editierbaren beispielen
weblink update

additional to file and editable example(intro) its now possible to add
an weblink;
bug in block_exaport_getshares, no unique id in first field of
get_records_sql;
https-bug url replace
new view type media
new view type media
new view type media
link field in all item types
should be just in desp dir
show oezeps item just when solution

solution is if intro, file or link is not empty
deleted desp image
Merge remote-tracking branch 'origin/experimental'