History of BriefFs::createDirectory 1 change

In src/briefs.ts, lines 75–77 on ff39a5e808da5d7a050b4bc2eaf7dd2a755a288d3bb105e16061031ae4dbe02b. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 75,77:src/briefs.ts.