Update to 3.2.6:

* Version 3.2.6 (released 2013-10-31)

** libgnutls: Support for TPM via trousers is now enabled by default.

** libgnutls: Camellia in GCM mode has been added in default priorities, and
GCM mode is prioritized over CBC in all of the default priority strings.

** libgnutls: Added ciphersuite GNUTLS_ECDHE_RSA_AES_256_CBC_SHA384.

** libgnutls: Fixed ciphersuites GNUTLS_ECDHE_ECDSA_CAMELLIA_256_CBC_SHA384,
GNUTLS_ECDHE_RSA_CAMELLIA_256_CBC_SHA384 and GNUTLS_PSK_CAMELLIA_128_GCM_SHA256.
Reported by Stefan Buehler.

** libgnutls: Added support for ISO OID for RSA-SHA1 signatures.

** libgnutls: Minimum acceptable DH group parameters were increased to 767
bits from 727.

** libgnutls: Added function to obtain random data from PKCS #11 tokens.
Contributed by Wolfgang Meyer zu Bergsten.

** gnulib: updated.

** libdane: Fixed a one-off bug in dane_query_tlsa() introduced by the
previous fix. Reported by Tomas Mraz.

** p11tool: Added option generate-random.

** API and ABI modifications:
gnutls_pkcs11_token_get_random: Added
Updated security/gnutls to 3.2.6
Add -fPIC to CPPFLAGS to fix build on NetBSD-6.99.24/amd64/clang/libc++.
Fix PKG_USERS usage.