Fixes and improvements for #8, #209, #212, #222, #236, #237, #238, #239

Bug fixes:

- #8: Fixed capturing ml-config on MarkLogic 6-
- #209: Fixed changing existing module-locations with bootstrap
- #212: Fixed changing existing schemas  with bootstrap
- #236: Temporary fix for wiping after self-test
- #239: Fixed recognizing REST properties with namespace prefix

Improvements:

- #8: Improved capture with new options --ml-config, --databases, --forests, --servers, and --mimes
- #222: Added support for tokenizer-overrides in ml-config.xml
- #227: Improved console logging for bootstrap, validate, and wipe
- #237: Added support for wiping app-builder deployments
- #238: Improved capturing of REST properties with new option --app-builder