Merge branch 'develop' of https://gitlab.com/teraflow-h2020/controller into...

.../main/java/eu/teraflow/policy/model/PolicyRuleDevice.java

...main/java/eu/teraflow/policy/model/PolicyRuleService.java

...c/main/java/eu/teraflow/policy/model/PolicyRuleState.java

...icy/src/main/java/eu/teraflow/policy/model/RuleState.java

.../eu/teraflow/policy/monitoring/model/BooleanKpiValue.java

...va/eu/teraflow/policy/monitoring/model/FloatKpiValue.java

.../eu/teraflow/policy/monitoring/model/IntegerKpiValue.java

...in/java/eu/teraflow/policy/monitoring/model/KpiValue.java

...a/eu/teraflow/policy/monitoring/model/StringKpiValue.java

src/policy/src/main/resources/application.yml

...ava/eu/teraflow/policy/PolicyRuleBasicValidationTest.java

...y/src/test/java/eu/teraflow/policy/PolicyServiceTest.java

...enerated-sources/grpc/policy/MutinyPolicyServiceGrpc.java

src/policy/target/generated-sources/grpc/policy/Policy.java

...y/target/generated-sources/grpc/policy/PolicyService.java

...rget/generated-sources/grpc/policy/PolicyServiceBean.java

...et/generated-sources/grpc/policy/PolicyServiceClient.java

...rget/generated-sources/grpc/policy/PolicyServiceGrpc.java

src/policy/target/kubernetes/kubernetes.yml

src/webui/Config.py