fixed resource/memory leaks.
fixed crash when checking signature while GnuPG is not available.
removed all warnings output with -Wall.
use combined method for encrypt and sign with PGP/MIME.
implemented proper ascii-armored PGP encryption.
guard against null verify result.
added signature information to MsgInfo.
supported verification of encrypted and signed messages with combined method.
fixed crashes on checking signature.
fixed locale encoding problem on win32.
hide PGP checkboxes if PGP is not available.
src/rfc2015.c: check_signature(): set transfer encoding for S/MIME.
verify PKCS#7 (S/MIME) signature.
moved more modules to libsylph.
added wrappers for C library function that take pathname arguments.
rfc2015.c: unified indent and minor fixes.
removed some warnings.
fixed Turkish locale problem.
fixed crashes when ~/.gnupg doesn't exist.
made error check strict on Japanese code conversion.
made every code conversion API allocate new memory.
replaced intl.h with glib/gi18n.h.
ported to gpgme-1.0.
Initial import of Sylpheed (GTK2 version).