Revert "Added VesEx instructions and "no vesicles" answer"

This reverts commit f1c4cdf6237c6998f135c3689035183998f73013.
Revert "Revert "Added VesEx instructions and "no vesicles" answer""

This reverts commit 4a6909d53aa7cd81accbc434a8b9ea06dbe08787.