Merge branch '2.7.1-dev' into '2.7.1-dev-SOL005-reference-descriptors'

SOL002/VNFConfiguration-API/ApiVersion.robot

SOL002/VNFFaultManagement-API/ApiVersion.robot

SOL002/VNFFaultManagement-API/Subscriptions.robot

SOL002/VNFIndicator-API/ApiVersion.robot

SOL002/VNFIndicator-API/Subscriptions.robot

SOL002/VNFLifecycleManagement-API/ApiVersion.robot

...02/VNFLifecycleManagement-API/IndividualVNFInstance.robot

...leManagement-API/IndividualVnfLcmOperationOccurence.robot

SOL002/VNFLifecycleManagement-API/ScaleVNFTask.robot

SOL002/VNFLifecycleManagement-API/VNFInstances.robot

.../VNFLifecycleManagement-API/VnfLcmOperationKeywords.robot

...NFLifecycleManagement-API/VnfLcmOperationOccurences.robot

...leManagement-API/descriptors/SOL001/VNFD/vnfd_SOL001.yaml

...leManagement-API/descriptors/SOL006/VNFD/vnfd_SOL006.yaml

SOL002/VNFLifecycleManagement-API/environment/variables.txt

...02/VNFLifecycleManagement-API/jsons/createVnfRequest.json

...02/VNFLifecycleManagement-API/jsons/patchBodyRequest.json

SOL002/VNFPerformanceManagement-API/ApiVersion.robot

SOL002/VNFPerformanceManagement-API/PMJobs.robot

SOL002/VNFPerformanceManagement-API/Thresholds.robot