pidgin/pidgin

Fix problems logging into some servers including jabber.org and
release-2.x.y
2014-01-30, Mark Doliner
b8e2a5fbffd3
Fix problems logging into some servers including jabber.org and
chat.facebook.com.

See my length comment in iq.c for details.
a3d157700972b48cf0a23b300261a5ab0c6e165b v2.10.5
4992bd90d8ad78ebdd324dd90d3e9d443f7dd002 v2.10.6
ad7e7fb98db3bbd7bf9ab49072fd34cd4fa25dd9 v2.10.7
5010e6877abce3bfc2a4912e6b38fed7d6d3df19 v2.10.8