Changes

Summary

1. Fix issue #166 for 2.6.1 (details)
2. Revert subscriptions (details)
3. Fix issue #165 (details)
4. fixed mock server expectation in v2.6.1 (details)

Commit 9e667fcdc0507153d44f221290d63dedbc883ed0 by e.kraja Fix issue #166 for 2.6.1
	SOL005/VNFPackageManagement-API/schemas/links.schema.json
	SOL005/NSPerformanceManagement-API/schemas/links.schema.json
	SOL005/NSDManagement-API/Subscriptions.robot
	SOL005/VNFPackageManagement-API/VNFPackageManagementKeywords.robot
Commit 714d40687858b10c8e83eb4c7f56f21f6ce4b04f by e.kraja Revert subscriptions
	SOL005/NSDManagement-API/Subscriptions.robot
Commit 3a51b7d1a0faa4747e4d65984265093d4545588b by e.kraja Fix issue #165
	SOL005/VNFPackageManagement-API/environment/vnfPackageArtifacts.txt
	SOL005/VNFPackageManagement-API/VNFPackageManagementKeywords.robot
	SOL003/VNFPackageManagement-API/VNFPackageManagementKeywords.robot
	SOL003/VNFPackageManagement-API/environment/vnfPackageArtifacts.txt
Commit 9fa376e3ebe63a261ccf4a3c94bd4131c8ee49b4 by g.bernini fixed mock server expectation in v2.6.1
	SOL005/VNFPackageManagement-API/Notifications.robot
	SOL003/VNFLifecycleManagement-API/NotificationEndpoint.robot
	SOL002/VNFLifecycleManagement-API/NotificationEndpoint.robot
	SOL003/VNFIndicator-API/VnfIndicatorNotification.robot
	SOL002/VNFIndicatorNotification-API/VnfIndicatorNotification.robot
	SOL005/NSLifecycleManagement-API/NSLCMOperationKeywords.robot
	SOL005/NSPerformanceManagement-API/Notifications.robot
	SOL003/VNFPerformanceManagement-API/PerformanceManagementNotification.robot
	SOL002/VNFFaultManagement-API/NotificationEndpoint.robot
	SOL005/NSDManagement-API/NSDManagementNotification.robot
	SOL002/VNFPerformanceManagementNotification-API/PerformanceManagementNotification.robot
	SOL003/VNFPackageManagement-API/PackageManagementNotification.robot
	SOL005/NSFaultManagement-API/NotificationEndpoint.robot
	SOL005/NSLifecycleManagement-API/NotificationEndpoint.robot
	SOL003/VNFFaultManagementNotification-API/NotificationEndpoint.robot