Update Chart version for Dublin Release

All charts are being bumped from 3.0.0 to 4.0.0 for the Dublin release.
In addition the requirement.yaml files have been updated to allow for
chart versions that include timestamp suffix. A following on patch will
take care of changes to the OOM Makefiles to support injection of the
timestamp versions.

Change-Id: Ie03d86fad2027e975e8b9106e3a828e4335037cb
Issue-ID: OOM-1642
Signed-off-by: Mike Elliott <mike.elliott@amdocs.com>
diff --git a/kubernetes/so/charts/so-bpmn-infra/Chart.yaml b/kubernetes/so/charts/so-bpmn-infra/Chart.yaml
index 1de4161..cbf3b83 100755
--- a/kubernetes/so/charts/so-bpmn-infra/Chart.yaml
+++ b/kubernetes/so/charts/so-bpmn-infra/Chart.yaml
@@ -15,4 +15,4 @@
 appVersion: "1.0"
 description: A Helm chart for Kubernetes
 name: so-bpmn-infra
-version: 3.0.0
\ No newline at end of file
+version: 4.0.0
\ No newline at end of file