00-fmt-wrap.diff.txt              wrap-lines: Do not throw error for whitespace-only string
01-fmt-last-padding.diff.txt      columnar: Remove pad skip optimization for last column so pad char takes effect (maybe reinstate if pad char is space?)
02-fmt-one-column.diff.txt        columnar: Do not treat 100% width as fixed width 1
03-test-fmt.diff.txt              Update and add tests for patches 00,01,02