* Add `nap` field, remove `napping` field.
* Default `nap` property to NULL
* Update existing tests
* Format the code!!
* Allow `Sleep.nap` to be blank
* Migrate settings from `NAP_START_MIN` AND `NAP_START_MAX`
* Remove `active` class from boolean fields
* Correct test method name and user config
* Add forms test
* Use settings for Sleep nap model tests
The `reset` command can only be run after initial app setup, which will include cache tables creation so running it again won't ever do anything since the table will already exist.