Corrected all @{change/permissions} regressions.

Corrected numerous regressions in other parcels as well (e.g.,
@{path/file/type/type}, @{if_pathable/git}). A sweeping survey of the codebase
reveals an astonishing assemblage of cruft, accumulated over the ever-dismal
spray of aeons. Yet, life in this void feebly endures.