
Add `--dry-run` option as is customary for destructive commands. Update `bash` completion and man page accordingly. Also correct and update documentation for both `brew linkapps` and `brew unlinkapps` in more general terms.
Add `--dry-run` option as is customary for destructive commands. Update `bash` completion and man page accordingly. Also correct and update documentation for both `brew linkapps` and `brew unlinkapps` in more general terms.