Backport: Mention CONTRIBUTE in README
commitcfedd5582093457d4fd3d2545e3c6f9c1d8933db
authorXue Fuqiao <xfq.free@gmail.com>
Sat, 14 Nov 2015 04:49:17 +0000 (14 12:49 +0800)
committerXue Fuqiao <xfq.free@gmail.com>
Wed, 18 Nov 2015 00:38:01 +0000 (18 08:38 +0800)
treeb74201fcc02e489433c3c2e6f9c90beb457c2fd9
parentac16149ba470ae8a625d42a61adbb6e84254c675
Backport: Mention CONTRIBUTE in README

Mention CONTRIBUTE in README, since it was moved from etc/ to root.
* etc/TODO: Remove the reference to `etc/CONTRIBUTE'.
* README: Mention CONTRIBUTE.

(cherry picked from commit ed2e7e20ae0945288c98091f308f5460c3453873)
README
etc/TODO