[VOL-5545] Update voltha docs

- release notes for VOLTHA versions 2.6 to 2.15 with new Jira links and adjust release schedule details
- update old links
- remove ONF references and links
- update e-mail links
- update copright notices

Change-Id: Id6be18986a8f52f2dfcc07e2b0d2efcb0ae1c0e4
Signed-off-by: serkant.uluderya <serkant.uluderya@netsia.com>
diff --git a/operations/software-upgrade.rst b/operations/software-upgrade.rst
index 0757dd7..f21c3eb 100644
--- a/operations/software-upgrade.rst
+++ b/operations/software-upgrade.rst
@@ -41,7 +41,7 @@
 #. Update Minor Version of the component
 #. Build a new version of the needed component to update
 #. update the component's minor version in the helm chart
-#. | issue the helm upgrade command. If the changes have been already upstreamed to ONF the upstream chart
+#. | issue the helm upgrade command. If the changes have been already upstreamed to LF BB the upstream chart
    | `onf/<component name>` can be used, otherwise a local copy of the chart is required.
 
 Following is an example of the `helm` command to upgrade the openonu adapter.
@@ -50,7 +50,7 @@
 .. code:: bash
 
     helm upgrade --install --create-namespace \
-      -n voltha1 opeonu-adapter onf/voltha-adapter-openonu \
+      -n voltha1 opeonu-adapter lfbb/voltha-adapter-openonu \
       --set global.stack_name=voltha1 \
       --set adapter_open_onu.kv_store_data_prefix=service/voltha/voltha1_voltha1 \
       --set adapter_open_onu.topics.core_topic=voltha1_voltha1_rwcore \
@@ -211,7 +211,7 @@
     --set 'voltha.services.controller[2].service=voltha-infra1-onos-classic-2.voltha-infra1-onos-classic-hs.infra1.svc' \
     --set 'voltha.services.controller[2].port=6653' \
     --set 'voltha.services.controller[2].address=voltha-infra1-onos-classic-2.voltha-infra1-onos-classic-hs.infra1.svc:6653' \
-    --set global.log_level=WARN --namespace voltha voltha onf/voltha-stack
+    --set global.log_level=WARN --namespace voltha voltha lfbb/voltha-stack
 
 ETCD
 ----
@@ -268,7 +268,7 @@
     --set 'voltha.services.controller[2].service=voltha-infra-onos-classic-2.voltha-infra-onos-classic-hs.infra.svc' \
     --set 'voltha.services.controller[2].port=6653' \
     --set 'voltha.services.controller[2].address=voltha-infra-onos-classic-2.voltha-infra-onos-classic-hs.infra.svc:6653' \
-    --set global.log_level=WARN --namespace voltha voltha onf/voltha
+    --set global.log_level=WARN --namespace voltha voltha lfbb/voltha
 
 
 .. _openolt-update: