History Cleaner

Deletes history older than a specified amount of days.

Chrome extension that deletes history older than a specified amount of days. === Options === * Behavior * Decides what history the extension will delete when it triggers. * Either disabled, delete old history, or delete all history. * Defaults to disabled, so the extension doesn't do anything until you configure it. * Number of Days to Keep History * Delete history older than midnight on the specified number of days ago. * Only has effect if behavior is set to delete old history. * Defaults to 0. * Trigger Mode * Whether the extension triggers on idle, on browser startup, or at a set interval. * Defaults to idle. * Idle Length * Amount of time in seconds the browser should idle before triggering. * Only has effect if trigger mode is set to idle. * Defaults to 60, minimum 15. * Timer Interval * Interval in minutes between triggering. * Only has effect if trigger mode is set to timer. * Defaults to 1440 (24 hours), Minimum 1 === Permissions === * `history` * Used to clear browser history * `storage` * Used to save user options * `idle` * Used to detect when the browser is idle for the idle trigger mode * `notifications` * Used to send a notification when history is cleared * Notifications are only sent if the user enables notifications in options * `alarms` * Used to set a timer for the timer trigger mode. === Acknowledgements === Icons used in History Cleaner are from Pictogrammers (https://pictogrammers.com/), formerly Material Design Icons. (Pictogrammers Free License, https://pictogrammers.com/docs/general/license/)