Updating voltha-2.8 release, bumping to 2.10 and using master for all references

Change-Id: I5dbef01fb43f95eb5663963d61409ff07b59e2c3
diff --git a/VERSION b/VERSION
index dedcc7d..14377a8 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.9.1
+2.10.0-dev
diff --git a/git_refs b/git_refs
index b91f3e9..b4dfdcd 100644
--- a/git_refs
+++ b/git_refs
@@ -11,15 +11,15 @@
 
 _REPO NAME_             _DIR_    _REF_
 
-bbsim                        /        1f9f4b259a3b5c5ac7c2b825b87c2e373f5d4006
-cord-tester                  /        50fa73610e32ecdca6609178c0d76b49fee44537
-ofagent-go                   /        6f62dcf54a43e77ad979426bde91f799dae06e56
-openolt                      /        cdd5e5f29842b7b51a277958031de720d0dc9407
-voltctl                      /        b3b702901d7be47ae14b158dec7caffebb180411
-voltha-go                    /        24ba08010800ed35c066ed46d09a0d8c223db562
-voltha-openolt-adapter       /        84db3995cb4a84e7c65422e68a40c387916f8576
-voltha-openonu-adapter-go    /        b0e8840c716dadceca48a30d14f6997d85983766
-voltha-protos                /        5cb0d404b91a6aa8786f731e54a6a5de3cbf6ab4
-voltha-system-tests          /        ec6c85b48f7fd64b4bae39b78f89da39dc35f903
-device-management-interface  /        fcd2229f62ec0c3d0b50805713f38bcad910ab92
-voltha-helm-charts           /        f0b086f15a408308b9079e773d897a13ea329a28
+bbsim                        /        master
+cord-tester                  /        master
+ofagent-go                   /        master
+openolt                      /        master
+voltctl                      /        master
+voltha-go                    /        master
+voltha-openolt-adapter       /        master
+voltha-openonu-adapter-go    /        master
+voltha-protos                /        master
+voltha-system-tests          /        master
+device-management-interface  /        master
+voltha-helm-charts           /        master
diff --git a/overview/deployment_environment.rst b/overview/deployment_environment.rst
index 9f4815b..cded591 100644
--- a/overview/deployment_environment.rst
+++ b/overview/deployment_environment.rst
@@ -49,7 +49,7 @@
 You can read more about VOLTHA deployments in:
 
 - :doc:`lab_setup`
-- `Deployment with HELM <./../voltha-helm-charts/README.md>`_
+- `Deployment with HELM <../voltha-helm-charts/README.md>`_
 
 .. toctree::
    :maxdepth: 1
@@ -57,4 +57,4 @@
    :glob:
 
    ./lab_setup.rst
-   Deploy VOLTHA <./../voltha-helm-charts/README.md>
+   Deploy VOLTHA <../voltha-helm-charts/README.md>
diff --git a/release_notes/voltha_2.8.rst b/release_notes/voltha_2.8.rst
index b8a8730..3fb4c43 100644
--- a/release_notes/voltha_2.8.rst
+++ b/release_notes/voltha_2.8.rst
@@ -151,7 +151,7 @@
 
    </s>
 
-- EAPOL flow meter mismatch at scale for ATT job. `[VOL-4235] <https://jira.opencord.org/browse/VOL-4235>`_
+- [FIXED] EAPOL flow meter mismatch at scale for ATT job. `[VOL-4235] <https://jira.opencord.org/browse/VOL-4235>`_
 
 
 Certification Program
@@ -204,7 +204,7 @@
 VOLTHA Components:
 ++++++++++++++++++
 
-- `Helm Charts (voltha-helm-charts) <https://gerrit.opencord.org/gitweb?p=voltha-helm-charts.git;a=tree;h=refs/heads/voltha-2.8>`_ - ``2.8.17``
+- `Helm Charts (voltha-helm-charts) <https://gerrit.opencord.org/gitweb?p=voltha-helm-charts.git;a=tree;h=refs/heads/voltha-2.8>`_ - ``2.8.19``
 - `bbsim <https://gerrit.opencord.org/gitweb?p=bbsim.git;a=tree>`_- ``1.8.1`` with `chart <https://gerrit.opencord.org/gitweb?p=helm-charts.git;a=tree;f=bbsim>`_ ``4.4.3``
 - `voltha-go <https://gerrit.opencord.org/gitweb?p=voltha-go.git;a=tree;h=refs/heads/voltha-2.8>`_ - ``2.9.6`` with chart ``2.9.10``
 - `ofagent-go <https://gerrit.opencord.org/gitweb?p=ofagent-go.git;a=tree;h=refs/heads/voltha-2.8>`_ - ``1.6.5``  with chart ``2.9.10``
@@ -223,7 +223,7 @@
 ++++++++++++++++++++
 This section refers to the macro charts to deploy the required infrastructure and a (or many) VOLTHA stacks:
 - Voltha-infra: ``2.8.2``
-- Voltha-stack: ``2.8.14``
+- Voltha-stack: ``2.8.15``
 
 BAL Version:
 ++++++++++++