* Bunch of refactoring
* Add an integration test that gets as far as swapping
* Drop the nonce code that isn't doing anything right now
* Undo one of the accidental changes to the reducer
* Create the wallet store
* Get the updater completed
* Code complete
* Fix token balance bug
* Fix another bug in the hooks
* Final bug fix, blockNumber can be undefined
* Formalize the fact that block number can be undefined
* Woops add package
* Add more info to errors
* Replace balances in the v1 methods with the new ones
* Only return a balance value if it's present
* Address comments
* Trigger updateVersion before anything else