review redirects (page-aliases)

#1 Note "debugPort" is wrong it will not work the correct name is "eventing_debug_port"

#2 The example is wrong it must be terminated by a period for example if we had the following in static_config

{eventing_debug_port, 9444}
{net_kernel_verbosity, 10}

The couchbase server WILL NOT start but if we add a period after the closing brace

{eventing_debug_port, 9444}.
{net_kernel_verbosity, 10}.

The couchbase server starts

#3 make the syntax clear e.g. add "(enclosed in braces and terminated by a period)"

#4 warn that this will flush all data and restart the server from scratch, e.g. "WARNING: Changing port mapping should be done on the initial node/cluster setup as the required reset and reconfiguration will also purge any data on the node. "

#1 Note "debugPort" is wrong it will not work the correct name is "eventing_debug_port"

#2 The example is wrong it must be terminated by a period for example if we had the following in static_config

{eventing_debug_port, 9444}
{net_kernel_verbosity, 10}

The couchbase server WILL NOT start but if we add a period after the closing brace

{eventing_debug_port, 9444}.
{net_kernel_verbosity, 10}.

The couchbase server starts

#3 make the syntax clear e.g. add "(enclosed in braces and terminated by a period)"

#4 warn that this will flush all data and restart the server from scratch, e.g. "WARNING: Changing port mapping should be done on the initial node/cluster setup as the required reset and reconfiguration will also purge any data on the node. "

Full BP of 6.6 work to 6.5

* Updated What's New page.

Resolves DOC-11297 and DOC-11280 as no further documentation is needed for them.

* After a long slog of fixing passive voice, vague language, extraneous information, and other issues.

* Fixing broken links in rest API docs.
More cleanup in Certificates.

* Finally made it through heavy edit of existing content in the server certificates page.

* Initial pass on the PKCS #1 content in the server certificates page.

* Updates to cover MB-58276 removal of TLS1 and TLS1.1.

* Added new section to Upgrade page about issues to look into before upgrading. Added TLS version removal as a potential concern.

* Covered most of the bases for  DOC-11682 UI alert for certificate expiry.

* Removed more redundant info from the Certificates topic.

* More edits to the Certificates page. Mainly, removing reference to using PKCS #12 for cluster certificates.

* More edits.

* Final edits before PR

* Adding a few things I just noticed Timofey mentioned in the doc plan feedback.

* Changes based on Timofey's feedback and general fixes and cleanups.

* More fixes based on Timofey's feedback.

* Reverting accidental commit of changes to upgrade.adoc which belonged to another branch.

* Some small edits to what's new.

Moved indexing improvement out from under XDCR.

* Fixed broken link.

* More edits and erro fixes.

* * Last-minute typo fixes and edits to the certificates content.
* Added setting to cause second-level headings to appear in the What's New topic, to allow for easier navigation.
* Fixed some Vale-flagged issues in What's New.

* Added more links ot the certificate features to What's New.

* Fixed typo in anchor name.

* More minor fixes.

* Merged