* Auto fail transactions that have been approved for over 12 hours
Converts txs using a migration.
This migration uses a new helper function that generates tx-failing
migrations, and only requires a version, error message, and condition to
run on each transaction.
* Linted
* Only migrate approved txs to failed
* Cleanup
* Cleanup
* Small lint fixes
* transactions - use safe-event-emitter over events
* tests - pass a platform object on init with a noop showTransactionNotification
* test - fix for tx-state-history-helper trying to reduce an empty array
* deps - safe-event-emitter
* lint
* Add beginning of test
* Resubmit approved transactions on new block
May fix#4343 and related issues, where an error could leave
transactions stranded in the approved state.
* Remove unused test
* Re-approve transactions when retrying approved
* Add retry approved test
* Include approved in pending tx count
* Fix getPendingTxs()
* Linted
* Only throw hash error in submitted state
* Only check submitted txs for block inclusion
* Fix test expectations
* Parameterize NetworkDisplay background colour
* Update design for login request screen
* Pass siteTitle, siteImage through for calls to ethereum.enable()
* Bring the site images closer together