Remove deprecated elements from Language

              Not all of them. You find the keywords in the file we provided (the presentation about medcodelogic language). There you fing The slide "The grammar / Expressions" from which you can take the keywords (f.e. or, and, ...)

_Originally posted by @jbessi in https://github.com/eonum/mcl-editor/pull/1#discussion_r1195091701_
            