Revert to npm readdir package.
0.1.266
Add location utility.
Only use a single prompt instance.
0.1.267
Update interactive prompt handling.
Fix unacceptable listener.
Improvements to interactive logic.
0.1.268
Fix prompt format issue.
0.1.269
Update lazy authentication handling.
0.1.270
Update login/logout signatures.
Add stub pwd command.

Update login for login command.

Now prompts for credentials if interactive and no username specified.
0.1.271
Fix server validation for interactive commands.

When server has not been set, the deleted interactive command caused the
server validation logic to interpret the command as requiring a server.
0.1.272
Omit debug command from server validation.
0.1.273