Version 0 1 39 559: Add a bunch of missed variable localizations caught by ]pkg undefs.
Version 0 1 40 560: Correct misnamed argument in pkg⍙cmd_refs function. Rename _cmd_info and _verbs with leading underscore to signify dynamic scope. Fix another missed variable localization.
Version 0 1 41 561: ]pkg undefs looks at defined global variables.
Version 0 1 42 562: Correct typo in pkg⍙wrap_lines.
Version 0 1 43 563: Add missing variable localization.