Move the project status to the top of the readme.

Hopefully this will reduce the number of people surprised by lime
being unfinished.
Update the readme.

Quote @quarnster and add more detail to why we're making a clone.
Use go 1.3.3.
Drop the test for identical regions.
Test the sorting of Recipe.Transcribe.
Add a Keys.String test.
Sort transcribed recipes properly.

{0, 1} < {0, 11}.
Add a KeyPress.fix test.