Opening a channel UX

[ericomurtez]

The amount in BTC you put into a channel is pretty important.

I think it needs more prominence than what looks like a footnote at the end of the window. I also found it was not obvious that the figure was editable when I did notice it.

The tooltip almost looked it was was question mark.

[CryptoChronicus]

Agreed, I had assumed that for now it was not editable.
Maybe it would be a good idea to make that more obvious.

[JimmyMow]

Closing this. We now have a more traditional form that makes it clear in master