Fixing injection bug #3616 on sigma-types.
Checking typability of evar instances. Using ";" to separate bindings
in instances.
Providing a -type-in-type option for collapsing the universe hierarchy.
Fixing synchronization of evar names table when merging evar_map.
Retroknowledge arguments are made VERNAC ARGUMENTS.
Exporting apply_subfilter from Evd.ml.
Using "Evd.restrict" in tactic clear so as to keep evar names.
Prepare goal name printing but no not print them at the current time.
Proper type for rewrite strategy results.
Rewrite.apply_strategy uses the same return type as strategies.