Changes

Summary

1. Update README.md (details)
2. Update README.md (details)
3. Update SOL003 VNF Package Management API as per v4.3.1 (details)

Commit 63e14d46066d3ea20d66163be2d8a509e194b12d by g.bernini Update README.md
	README.md
Commit ad95d90f1eb60c6a79d6bc43814a940cc1ab0f45 by g.bernini Update README.md
	README.md
Commit 5882b85286c51091eacb311979e0be2b8d1a0549 by ayesha.ayub Update SOL003 VNF Package Management API as per v4.3.1
	SOL003/VNFPackageManagement-API/Subscriptions.robot
	SOL003/VNFPackageManagement-API/jsons/VnfPackageOnboardingNotification.json
	SOL003/VNFPackageManagement-API/schemas/PkgmSubscription.schema.json
	SOL003/VNFPackageManagement-API/IndividualVNFPackage.robot
	SOL003/VNFPackageManagement-API/schemas/softwareImage.schema.json
	SOL003/VNFPackageManagement-API/schemas/userDefinedData.schema.json
	SOL003/VNFPackageManagement-API/ApiVersion.robot
	SOL003/VNFPackageManagement-API/schemas/additionalArtifacts.schema.json
	SOL003/VNFPackageManagement-API/schemas/VnfPackageOnboardingNotification.schema.json
	SOL003/VNFPackageManagement-API/schemas/links.schema.json
	SOL003/VNFPackageManagement-API/VNFPackages.robot
	SOL003/VNFPackageManagement-API/VNFPackageArtifacts.robot
	SOL003/VNFPackageManagement-API/IndividualSubscription.robot
	SOL003/VNFPackageManagement-API/NotificationEndpoint.robot
	SOL003/VNFPackageManagement-API/VNFDInIndividualVNFPackage.robot
	SOL003/VNFPackageManagement-API/schemas/vnfPkgInfo.schema.json
	SOL003/VNFPackageManagement-API/Notifications.robot
	SOL003/VNFPackageManagement-API/IndividualVNFPackageArtifacts.robot
	SOL003/VNFPackageManagement-API/schemas/vnfPkgsInfo.schema.json
	SOL003/README.md
	SOL003/VNFPackageManagement-API/ManifestInIndividualVNFPackage.robot
	SOL003/VNFPackageManagement-API/schemas/PkgmSubscriptions.schema.json
	SOL003/VNFPackageManagement-API/schemas/VnfPackageChangeNotification.schema.json
	SOL003/VNFPackageManagement-API/VNFPackageContent.robot