refactor: Change Calendar's default event syncing time from 90 days to 1 year

         * - n>0: entries more than n days in the past won't be synchronized

         */

        const val KEY_TIME_RANGE_PAST_DAYS = "time_range_past_days"

        const val DEFAULT_TIME_RANGE_PAST_DAYS = 90

        const val DEFAULT_TIME_RANGE_PAST_DAYS = 365

        /**

         * Whether a default alarm shall be assigned to received events/tasks which don't have an alarm.