This change adds a database migration for a new table that stores
configurations for a user, the first of which is the session duration.
Database methods are implemented to interact with this table.
Resolves#5472
Change-Id: I01049265f385ea5de65907da1bc3bcf426d3c577
The `coupons`, `offers`, `coupon_usages`, `coupon_codes`, and
`user_credits` tables are not used anymore. They exist due to
legacy billing code which has already been removed.
Change-Id: Ie93af90a06e5247a74015af2a78a223d69249565
The current satellitedb.dbx has grown quite big over time.
Split the single file into multiple smaller ones.
Change-Id: I8d6ca851b834ac60820aff565906f04aab661875
