Log Message:
Update to 0.13.0, based on wip/opensc (which is a post 0.13.0 git
snapshot) by Richard Hansen of BBN.

Mostly the update is straightforward, with a bit more effort to avoid
pthreads.  (Threads are not ok because pam modules dlopen opensc, and
pam modules are used from nonthreaded programs.)

New in 0.13.0; 2012-12-04
* New card driver ePass2003.
* OpenPGP card:
  greatly improved card driver and PKCS#15 emulation;
  implemented write (pkcs15init) mode;
  greatly enhanced documentation and tools.
* ECDSA keys supported in 'read' and 'write' modes by
  internal PKCS#15 library, PKCS#11 and tools.
* Minidriver in 'write' mode.
* SM: secure messaging in GlobalPlatform-SP01 and CW14890 specifications;
      supported by ePass2003, IAS/ECC and AuthentIC cards;
      "ACL" and "APDU" modes to trigger secure messaging session;
      'local' version of the external secure messaging module.
* PKCS#15: support of 'secret-key' PKCS#15 objects
           support of 'authentication-object' PKCS#15 objects
           support of 'algReference' common key PKCS#15 attribute
           support of 'algReference' common key PKCS#15 attribute
           support of 'subjectName' common public key PKCS#15 attribute
* PKCS#11: removed 'onepin' version of pkcs#11 module
           configuration options to expose slots for PINs and present on-card \ 
applications.
           support GOSTR3410 generate key mechanism
* Support of PACE reader.
* Remove libltdl reference.
* ECDSA supported by MyEID card
* New card driver for the SmartCard-HSM, a light-weight hardware security module
* New useful commands in 'opensc-explorer' tool: 'find', 'put-data', ...
* fixed SIGV issue due to the unsupported public key format
* fixes for the number of documentation issues