ddc-core-simpl: transformModX helper to apply exp transform to each top-level let in a module
ddc-core-simpl: new Forward mode to force if binding is only used once
ddc-core: compounds: splitXLetAnnots, take the lets of an expression, including annotations
ddc-core-flow: prep: only forward bindings that are used once. need to anonymise beforehand - otherwise namifier might reuse names, which confuses the usage map
test flow: all the names in the test outputs have changed after anonymising