Changes

Summary

1. fixed issue #173 (details)
2. fixed issue #171 (details)

Commit 170577c99b861130501ab2a1064c224d94668fa9 by g.bernini fixed issue #173
	SOL003/VNFLifecycleManagement-API/IndividualSubscription.robot
Commit 87b2097f015fe1f66355cc9b537c3d9d491f70c6 by g.bernini fixed issue #171
	SOL003/VNFLifecycleManagement-API/schemas/LccnSubscription.schema.json
	SOL003/VNFLifecycleManagement-API/schemas/LccnSubscriptions.schema.json
	SOL002/VNFLifecycleManagement-API/schemas/Subscriptions.schema.json