Revert "Added example model"

This reverts commit 137fc00a00545c356e6243c29edc166ca18f61bd.
Revert "Updating time slots"

This reverts commit 77243d7ecedc3f693fb4a122f3545f377d912d69.
Revert "Survey stub."

This reverts commit 942d99624236d009d00e58661f248bdd5c4ad93a.