Rename Send Alert Text and change input type

As far as I can tell there’s no added value from simulating key
presses for setting user prompt’s text since there are no generated
key events from it, and no scripting environment that would affect it.

To reflect this I’ve submitted a PR:

The background is that the Send Alert Text command expects the same
input as Element Send Keys, which is an array of single-character

Received on Wednesday, 9 September 2015 11:56:56 UTC