Revert "support email of users (for future use by triggers)"

This reverts commit 68a635e193166a190b5374b0b3386c660387cb33.
minor improvement of logging and html
work in progress for filter-in/out select lists
Merge branch 'master' of github.com:goeb/smit
advanced search: filter-in/out select lists

+ filter-in/out work on part of value, not exact value, case insensitive
update CHANGES