* Adds memo field to send-v2.
* Vertical align transaction with flexbox.
* Customize Gas UI
* Remove internal state from InputNumber and fix use in gastooltip.
* Move customize-gas-modal to its own folder and minor cleanup
* Create send container, get account info from state, and make currency display more reusable
* Adjusts send-v2 and container for send-token. Dynamically getting suggested gas prices.
* Adds utility for converting currencies (WIP)
* Implements confirm screen
* Style tweaks.
* Confirm screen total ammount now uses real data.
* Confirm screen total ammount now uses real data.
* Replace content divider with sibling css.
* Replace section divider with scss.
