Pidgin 2.5.4

Changes:
libpurple:
* Fix a connection timeout with empty Gadu-Gady buddy lists. (Martin
Rosinski)
* Don't ignore namespace information when parsing XMPP data. (Michal
Witkowski)
* Fix a crash that occurred when retrieving certain Offline Messages
on MSN.
* Extended purple-url-handler to handle "gtalk" URI's. (Paul Aurich)
* Fix the hang on exit in Network Location Awareness for Windows XP
and Windows Vista. (Paul Aurich)

MSN:
* Change Contact Server to temporarily fix connection problems.
(Thanks to Youness Alaoui)

XMPP:
* Support for XEP-0191 blocking. (Vijay Raghunathan)
* Don't put SASL PLAIN or IQ Auth passwords in debug logs. (Paul Aurich)
* Fix removal of avatars (both PEP and vCard), we weren't removing
them correctly before. (Paul Aurich)

Pidgin:
* Fix a crash in the Add Account dialog when changing protocols under
certain circumstances.

Finch:
* Redirect stderr outputs to the debug window.
* Fix rebinding actions with the arrow-keys and tab.