[metacity] remove old and unmaintained tools

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 450f4ecdc7c28c68094759a8667f6a26a2db2534
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sat Dec 19 02:33:06 2015 +0200

    remove old and unmaintained tools

 tools/announce-wrangler.py |  159 -------------------
 tools/commit-wrangler.py   |  111 -------------
 tools/mannequin.py         |   91 -----------
 tools/patch-wrangler.py    |   70 --------
 tools/ppa-magic.py         |  154 ------------------
 tools/release-wrangler.py  |  375 --------------------------------------------
 tools/xlib.py              |   43 -----
 7 files changed, 0 insertions(+), 1003 deletions(-)