feat: add get_private_ip to cloud client base

See merge request !13

Terraform stores IP details about instance in different format for
OpenStack and AWS.

cloud_client: implement node details

See merge request !12

Terraform resource attributes are backend specific. Because of that each
cloud client (AWS, OpenStack, ...) must implement this method.

Resolve "Implement hidden routers and rework hidden networks"

Closes #7

See merge request !11

Option to set topology elements to hidden was added to networks and routers,
since we want to avoid having empty networks or routers displayed in the topology.

Pipfile.lock was updated with new kypo-topology-definition version that allows
routers as monitoring targets and added hidden attribute to routers and networks.

Resolve "Implement hidden network support"

Closes #6

See merge request !10

Resolve "Implement hidden network support"

Closes #6

See merge request !9

Resolve "Implement hidden network support"

Closes #6

See merge request !8

New feature of topology definition is hidding an entire network
in visualization using hidden attribute of networks.

This required a rework of adding hosts to topology, since they
don't dirrectly contain information about their networks.

Resolve "Add monitoring targets to TopologyInstance"

Closes #5

See merge request !7

Updated TopologyInstance to work with monitoring_targets in TopologyDefinition,
updated Pipfile.lock to contain newest version of TopologyDefinition.

Add monitoring_targets to topology-definition

See merge request !6

Update Pipfile.lock to contain new version of topology
with monitoring_targets.

Docker in definition

See merge request !5

Resolve "update topology definition dependency"

Closes #4

See merge request !4

Resolve "add method to retrieve flavors to KypoCloudClientBase"

Closes #2

See merge request !2

Resolve "Bump the kypo-topology-definition version"

Closes #1

See merge request !1