3 commits

Author	SHA1	Message	Date
Helmut Merz	54f0f8aab3	add Event and Domain concepts, + minor improvements	2021-02-28 10:34:10 +01:00
Helmut Merz	34938202c8	rename strval to textval	2021-02-16 16:12:38 +01:00
Helmut Merz	ac494db49d	create new graph definitions (will replace cybergraph)	2021-02-14 11:01:58 +01:00