Node Connectivity
There are 5397 nodes that can be used as predessesor
for a node with an input port of type 
Generic Port.
Get Executor
Get an executor.
Update Executor
Update an executor.
Delete Executor
Delete an executor.
Send Heartbeat
Send a heartbeat for an executor to indicate that it’s alive.
Get Settings
Get global Runner settings.
Update Settings
Update global Runner settings.
Send Test Email
Send a test email.
Check Settings
Checks global Runner settings.
Get Default Vmargs
Get the default JVM vmargs for the given KNIME version.
List Environments
Get a list of environments.