[LogRedac] no option in CLI for specifying custom log directory as seen in UI

root@node1-cb500-testing-centos6 ~]# /opt/couchbase/bin/cbcollect_info -h

Usage: cbcollect_info [options] output_file.zip

- Linux/Windows/OSX:

    cbcollect_info output_file.zip

    cbcollect_info -v output_file.zip

Options:

  -h, --help            show this help message and exit

  -r ROOT               root directory - defaults to /opt/couchbase/bin/..

  -v                    increase verbosity level

  -p                    gather only product related information

  -d                    dump a list of commands that cbcollect_info needs

  --initargs=INITARGS   server 'initargs' path

  --multi-node-diag     collect per-node diag  on all reachable nodes (default

                        is just this node)

  --log-redaction=REDACT_LEVEL

                        redaction level for the logs collected, none and

                        partial supported (default is none)

  --upload-host=UPLOAD_HOST

                        gather diagnotics and upload it for couchbase support.

                        Gives upload host

  --customer=UPLOAD_CUSTOMER

                        specifies customer name for upload

  --ticket=UPLOAD_TICKET

                        specifies support ticket number for upload

  --bypass-sensitive-data

                        do not collect sensitive data

  --task-regexp=TASK_REGEXP

                        Run only tasks matching regexp. For debugging purposes

                        only.

  --tmp-dir=TMP_DIR     set the temp dir used while processing collected data.

                        Overrides the TMPDIR env variable if set

  --upload-proxy=UPLOAD_PROXY

                        specifies proxy for upload