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Typing of expressions is done. However, there are still some admits in the proofs, to be fixed in the following days.

/ ! \ not compiling

Remove currently unused dependency on cakeml which came from merging with translation branch
Remove currently unu

/!\ Does not compile

Rework evaluation semantics to not be arguing about precondition, make this explicit in the theorem, that we assume it. Admitted proofs that are obvious

Rework Coq proofs, to get rid of specifying precondition validity for execution by adding this as a property of the semantics

Start working on supporting let statements. Therefore add environment simulation relation and prove preservation by small step semantics for it

Prove new case lemma for Absolute values, easing case distinction in division proof, progress on division, WARNING: COMMIT DOES NOT COMPILE