new notation for pure assertions

CHANGELOG.md

_CoqProject

base_logic/big_op.v

base_logic/deprecated.v

base_logic/derived.v

base_logic/double_negation.v

base_logic/lib/auth.v

base_logic/lib/boxes.v

base_logic/lib/fancy_updates.v

base_logic/lib/invariants.v

base_logic/lib/own.v

base_logic/lib/saved_prop.v

base_logic/lib/sts.v

base_logic/lib/thread_local.v

base_logic/lib/wsat.v

base_logic/primitive.v

heap_lang/adequacy.v

heap_lang/heap.v

heap_lang/lib/assert.v

heap_lang/lib/barrier/proof.v