[quadra-game/quadra] 2a1555: Update README.md

[GitHub]

Branch: refs/heads/master
Home: https://github.com/quadra-game/quadra
Commit: 2a15555e53330c7aa8e65a145d3002eb478d2914
https://github.com/quadra-game/quadra/commit/2a15555e53330c7aa8e65a145d3002eb478d2914
Author: Pierre Phaneuf <ppha...@gmail.com>
Date: 2014-09-01 (Mon, 01 Sep 2014)

Changed paths:
M README.md

Log Message:
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Update README.md

Clarify when the autoreconf step is necessary or not.