The name made no sense and it was not used anywhere to my knowledge. If it
was used anywhere, it would be very unreliable as it contained hints like
`rtc_trans` that would generally lead to loops.

silence fewer warnings, add comment about overwriting notation

See merge request !49

fix λ.. printing and test it

See merge request !51

Make trivial instances explicit

See merge request !50

This is in preparation for coq/coq#9274.

`tc_to_bool` to turn a type class into a Boolean that expresses if there is an instance

See merge request !48

Add results about deleting and inserting filtered out elements

See merge request iris/stdpp!46

Get rid of the awk.Makefile references

See merge request !47