Merge remote-tracking branch 'origin/azure/m14-master' into azure-m14-candidate

# Conflicts:
#	.gitlab-ci.yml
#	NOTICE
#	devops/azure/chart/templates/deployment.yaml
#	notification-core/pom.xml
#	pom.xml
#	provider/notification-aws/pom.xml
#	provider/notification-azure/pom.xml
#	provider/notification-gcp/pom.xml
#	provider/notification-ibm/pom.xml
#	provider/notification-reference/pom.xml
#	testing/notification-test-aws/pom.xml
#	testing/notification-test-azure/pom.xml
#	testing/notification-test-core/pom.xml
#	testing/notification-test-gcp/pom.xml
#	testing/notification-test-ibm/pom.xml
#	testing/pom.xml