From: Stefan Beller <sbeller@google.com>
Date: Tue, 13 Feb 2018 01:41:30 +0000 (-0800)
Subject: color.h: document and modernize header
X-Git-Tag: v2.17.0-rc0~45^2
X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/75e5e9c3f7f9615ae2ee38a839aafbbe642a735a?hp=75e5e9c3f7f9615ae2ee38a839aafbbe642a735a

color.h: document and modernize header

Add documentation explaining the functions in color.h.
While at it, migrate the function `color_set` into grep.c,
where the only callers are.

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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