Doc Updates (#686)

* Initial commit.  Docs refactoring.

  * Document configurable parameters and respective defaults.
  * Refactor Helm install, adding Helm3.

* some tweaks and fixes.

* some tweaks and fixes.

* some tweaks and fixes.

* Fixes from some feedback

* Final updates to Helm Install

* use sections better

* fix typo

* fix typo

* add note on upgrading from pre 1.x

* formatting

* update non-helm insatllation

* fix typos

* fix typos

* Update docs for existing prometheues operator install

* more tweaks, add troubleshooting section

* add pointer to merge where relevant

* add pre-req and TOC

* Update standalone prometheus

* Remove legacy Helm3 doc

* SideBySide install as well as consistent validaton step

* make other methods more clear

* Add missing props

* For remoteWrite, refer to values.yaml

* Update deploy/docs/Installation_with_Helm.md

Co-authored-by: Vijit Singhal <56007827+vsinghal13@users.noreply.github.com>

* fix issue from conflict merge

* delete old helm3 doc and update root README.

* Update Installation_with_Helm.md

* Update SideBySidePrometheus.md

* Update existingPrometheusDoc.md

* Update standAlonePrometheus.md

* Helm3 has fixed the namespace issue so update steps.  Also port in missed content in the different installs for parity.  Update non-helm install with improvements.

* Fix formatting

* Incorporate some feedback

* Update deploy/docs/Non_Helm_Installation.md

* Update deploy/docs/Non_Helm_Installation.md

* Update deploy/docs/Non_Helm_Installation.md

* Update deploy/docs/Non_Helm_Installation.md

* Add reference to proxy based installation.

* Last tweaks

Co-authored-by: Vijit Singhal <56007827+vsinghal13@users.noreply.github.com>
Co-authored-by: David Duke <drduke1@gmail.com>
Co-authored-by: Marcin Stozek <58700054+perk-sumo@users.noreply.github.com>

deploy/README.md

@@ -52,8 +52,6 @@ K8s with AKS | 1.15<br/>1.16<br/>1.17
 Helm | 2.14.13 (Linux)
 kubectl | 1.15.0
 
-NOTE: Helm 3 compatibility is in the early stages and is not fully tested or supported. Please refer to this [guide](docs/Helm3.md) for more information on Helm 3. We recommend you thoroughly test the use of Helm 3 in your pre-production environments before use.
-
 The following matrix displays the tested package versions for our Helm chart.
 
 Sumo Logic Helm Chart | Prometheus Operator | Fluent Bit | Falco  | Metrics Server

deploy/docs/Additional_Fluentd_Plugins.md

@@ -7,9 +7,7 @@ To add additional Fluentd plugins, you can modify `values.yaml` or create a new
 __Note__: If your plugin requires additional system libraries, it cannot be installed this way.
 
 ```yaml
-# ...
 fluentd:
-  # ...
   additionalPlugins:
     - fluent-plugin-route
     - fluent-plugin-aws-elasticsearch-service
@@ -23,7 +21,7 @@ __Note__: You will want to update `<RELEASE>` to the [docker tag](https://hub.do
 FROM sumologic/kubernetes-fluentd:<RELEASE>
 
 USER root
-# Here goes your changes
+# Add the plugins you wish to install below.
 RUN gem install fluent-plugin-route
 RUN gem install fluent-plugin-aws-elasticsearch-service