* Move initialization pre-flight checks to app-controller
* Refresh cached public keys for user during incomplete setups
* Reorder redirect checks in login ctrl from most specific (pubkey + privkey) to most generic (no keys)
* Add overridePermission flag to KeychainDAO.refreshKeyForUserId to refresh w/o asking for user permission
* add custom login ability
* encrypt email password
* allow arbitrary tcp connections
* add db migration script v3 -> v4
* add bug reporting capability with the axe logger
* fix nonexistent folder handling
* enable message upload after sent
* use plain text alternative body when replying to html mails
* Move set-credentials.* -> login-set-credentials.*
* Use login styles for set-credentials
* Make OAuth optional