Dictknife

- loading via envvar with white list
- jsonknife deref with --unwrap,--wrap option and --ref supports '<unwrap><wrap>' expression
- jsonknife bundle generating ordered output

- dictknife cat with list JSON
- omitting deprecated commands (extract, lift)

- adjusting commands options
- changing yaml's multine line string format

- raw format

- deepmerge with override option
- toml support
- jsonknife cut command

- some commands have format option
- some fixes