git-prompt: Document GIT_PS1_DESCRIBE_STYLE
authorAnders Kaseorg <andersk@MIT.EDU>
Tue, 11 Dec 2012 23:20:24 +0000 (18:20 -0500)
committerJunio C Hamano <gitster@pobox.com>
Tue, 11 Dec 2012 23:36:13 +0000 (15:36 -0800)
GIT_PS1_DESCRIBE_STYLE was introduced in v1.6.3.2~35. Document it in the
header comments.

Signed-off-by: Anders Kaseorg <andersk@mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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