This event signals that a group is about to be destroyed -- i.e. completely removed
from all networks. The group's subnetwork and group node will also be destroyed.
Cytoscape Backwards Compatibility (Final Class): This class is final and therefore can't be extended by users. This means that we may add methods for minor version updates. Methods will only be removed for major version updates.
To use this in your app, include the following dependency in your POM: