* convert configuration from list of constants to object
* fixes config changes not applying on cli whithout closing and reopening again
* config variables are no longer embedded in localization text
* fixed wrong indizes for gem color picker in locale 3 (deDE)
* fixed interpretation of filter enums. Some are providing their value directly, others have an intermediate key.
* createSQLForCriterium is no longer abstract. (was implemented in exactly the same way everywhere)
* erronous criteria are now logged and discarded entirely)
