function checklistapi_uninstall in Checklist API 7
Implements hook_uninstall().
File
- ./checklistapi.install, line 11 
- Install, update and uninstall functions for the Checklist API module.
Code
function checklistapi_uninstall() {
  // Delete all Checklist API persistent variables.
  db_delete('variable')
    ->condition('name', db_like('checklistapi_') . '%', 'LIKE')
    ->execute();
  cache_clear_all('variables', 'cache_bootstrap');
}