CreateVolume implementation and tests.
Implement WaitForVolume and tests.
HandoffVolume implementation and tests.
Test ordering of handoff and wait.
Remove todos.
Fix some mistakes in the test.
Implement the new calculation logic that addresses volumes.
Merge remote-tracking branch 'refs/remotes/origin/master' into apply-volume-changes-368
Lint fix.
Make tests more accurately reflect how real code runs.
Finish adjusting the test to match real code.
Calculate volume changes using names only, not AttachedVolume objects.
Lint fix.