Log Message:
update p5-Device-Gsm to 1.48.

changes since 1.36:

1.48  Wed Feb 28 21:55:23 CET 2007
    - Fixed CPAN bug #24781, thanks to torsten at archesoft dot de
      for reporting.

1.47  Tue Feb 13 11:31:24 CET 2007
    - Fixed t/30networks.t test script.

1.46  Tue Dec 19 22:05:31 CET 2006
    - Fixed CPAN RT wishlist #23575.

1.45  Tue Oct 17 18:01:43 CEST 2006
    - Fixed CPAN RT bugs #21991, #21992, #22025.

1.44  Wed Aug 16 08:25:50 CEST 2006
    - Fixed decoding of alphabetical sender addresses.
    - Added correct decoding of UCS languages (Russian for example).

1.43  Sun Jul 23 17:40:15 CEST 2006
    - Added ability to decode alphabetical sender addresses.

1.42  Mon May  8 21:16:40 CEST 2006
    - Fixed a bug in Device::Gsm::Sms delete() method that invoked
      a non-existent Device::Gsm::deleteMessage().
    - Implemented read and delete of sms messages from different
      storages (ME, SM, ...). Only for PDU format. Thanks to

1.41  Thu Apr 20 21:52:19 CEST 2006
    - Some cool fixes for better support of Iridium Satellite phones,
      GPRS connections and command/response faster cycle.

1.37  Sat Aug 27 12:53:00 CEST 2005
    - fixed regexp to extract sim card sms messages information