Corrected bugs in record parsing.

Corrected bugs in record padding parsing. Reported by Kenny Patterson and Nadhem Alfardan.
document fix
Import PKCS #12 keys
updated documentation
doc update
allow GNUTLS_E_SHORT_MEMORY_BUFFER in gnutls_x509_crq_get_challenge_password
_gnutls_strdatum_to_buf() will account for NULL input.
updated documentation.
corrected copyright notices
updated urls
do not build ecore in macosx
use ECHO_N
doc fix
certtool --generate-request option conflicts with --infile. Suggested by Daniel Black.
corrected test
updated gnulib
corrected wording
added config.h
bumped version
doc update