Merge pull request #2043 from oracle/rmarano

update incompatability reference

Author: mriccell

docs-source/content/_index.md

@@ -26,10 +26,6 @@ using the operator to deploy and run a WebLogic domain container-packaged web ap
 The [current release of the operator](https://github.com/oracle/weblogic-kubernetes-operator/releases) is 3.0.3.
 This release was published on November 9, 2020. See the operator prerequisites and supported environments [here]({{< relref "/userguide/introduction/introduction#operator-prerequisites" >}}).
 
-This release introduces _non-backward compatible_ changes; however, operators using this release can be run in the same
-Kubernetes cluster as operators using the 2.6.0 version allowing for staged migration. You can replace a 2.6.0 operator with a 3.x operator without needing to recreate any existing domains; however, you must delete the 2.6.0 Helm release and then install the 3.x version rather than using a Helm upgrade. When the 3.x operator starts, it will roll any running WebLogic Server instances
-started by the 2.6.0 operator. See the operator upgrade guide [here]({{< relref "/userguide/managing-operators/installation/_index.md#upgrade-the-operator" >}}).
-
 ***
 
 #### Recent changes and known issues

docs-source/content/release-notes.md

@@ -11,7 +11,7 @@ draft: false
 | November 9, 2020 | v3.0.3 | no | This release contains a fix for pods that are stuck in the Terminating state after an unexpected shut down of a worker node. |
 | September 15, 2020 | v3.0.2 | no | This release contains several fixes, including improvements to log rotation and a fix that avoids unnecessarily updating the domain status. |
 | August 13, 2020 | v3.0.1 | no | Fixed an issue preventing the REST interface from working after a Helm upgrade. Helm 3.1.3+ now required. |
-| July 17, 2020 | v3.0.0 | yes | Adds Model in Image feature and support for applying topology and configuration override changes without downtime. Removal of support for Helm 2.x. Operator performance improvements to manage many domains in the same Kubernetes cluster. |
+| July 17, 2020 | v3.0.0 | yes; for more information, see [Upgrade the operator]({{< relref "/userguide/managing-operators/installation/_index.md#upgrade-the-operator" >}}). | Adds Model in Image feature and support for applying topology and configuration override changes without downtime. Removal of support for Helm 2.x. Operator performance improvements to manage many domains in the same Kubernetes cluster. |
 | June 22, 2020 | v2.6.0 | no | Kubernetes 1.16, 1.17, and 1.18 support. Removal of support for Kubernetes 1.13 and earlier. This release can be run in the same cluster with operators of either 2.5.0 and below, or with 3.x providing an upgrade path. Certified support of Oracle Linux Cloud Native Environment (OLCNE) 1.1 with Kubernetes 1.17.0.
 | February 26, 2020 | v2.5.0 | no | Support for Helm 3.x and OpenShift 4.3.  Operator can be installed in a namespace-dedicated mode where operator requires no cluster-level Kubernetes privileges. This version is not supported on Kubernetes 1.16+; check the [prerequisites]({{< relref "/userguide/introduction/introduction#operator-prerequisites" >}}).
 | November 15, 2019 | v2.4.0 | no | Includes fixes for a variety of issues related to FMW infrastructure domains and pod variable substitution.  Operator now uses WebLogic Deploy Tooling 1.6.0 and the latest version of the Kubernetes Java Client.