Pinking shears
Correct use of `$wpdb->prepare()` to resolve PHP warning "Missing argument 2 for wpdb::prepare(), called in /wp-content/plugins/wp-cron-control/wp-cron-control.php on line 291 and defined in /wp-includes/wp-db.php...."
No need for `$wpdb->prepare()` if no untrusted variables are used in the query.
Pinking shears
Prepare plugin and readme for next release.
Make plugin interface text translatable.
Improve plugin description and add my name to authors list.
Note plugin textdomain added in 78c6173 in the plugin header.
Update readme to note translation fixes.
Releases going forward will be tagged.