fix(multi-lang): switch ticker to settings store
fix(tests): pass all tests
fix(fiat): switch from usd to fiat
fix(settings): fix console errors
fix(settings): make styles consistent
fix(tests): remove unneeded mocks
fix(payform): call satoshisToFiat now
fix(network): rebase + fix network fiat amt
Add a new AmountInput component to render an input field for entering
bitcoin denominated amounts. Has special handling for bitcoin / sats /
bits to ensure that only valid amounts can be entered and that the
formatting looks visually correct.