Update Jeremy's e-mail address

[SVN r36197]

libs/maintainers.txt

@@ -4,13 +4,13 @@ any                   Alexander Nasonov <alexander.nasonov -at- gmail.com>
 array
 assign                Thorsten Ottosen <nesotto -at- cs.auc.dk>
 bind                  Peter Dimov <pdimov -at- mmltd.net>
-concept_check         Jeremy Siek <jgs3847 -at- cs.rice.edu>
+concept_check         Jeremy Siek <jeremy.siek -at- gmail.com>
 config                John Maddock <john -at- johnmaddock.co.uk>
 conversion            Alexander Nasonov <alexander.nasonov -at- gmail.com>
 crc                   Daryle Walker <darylew -at- hotmail.com>
 date_time             Jeff Garland <jeff -at- crystalclearsoftware.com>
-disjoint_sets         Jeremy Siek <jgs3847 -at- cs.rice.edu>
-dynamic_bitset        Jeremy Siek <jgs3847 -at- cs.rice.edu>
+disjoint_sets         Jeremy Siek <jeremy.siek -at- gmail.com>
+dynamic_bitset        Jeremy Siek <jeremy.siek -at- gmail.com>
 filesystem            Beman Dawes <bdawes -at- acm.org>
 foreach               Eric Niebler <eric -at- boost-consulting.com>
 format                Samuel Krempp <krempp -at- crans.ens-cachan.fr>