Defining and implementing cleanup slots and signals for AbstractSnapshot and DummySnapshot respectivly
Aborting whole backup process if filesystem snapshot cannot be created
Cleanup on FilesystemSnapshot failure and emit final signals
Implementing FilesystemSnapshot::cleanup method
Cleaning up FS Snapshot after backup
Implementing cleanup for ShadowCopy
Making checkCleanup a mehtod instead of a slot
Making checkCleanup a mehtod instead of a slot
Implementing ShadowCopy::checkCleanup method
No singal is sent in the DummySnapshot::checkCleanup method
Checking FS Snapshot for clenup on creation of MainModel object