Added more information to the README file.
Defined the rfc3174::sha1 structure.
Defined convenience header files for relevant features.
Imported stubs for per-module example programs.
Defined the HTTP/1.1, UTF-8, and JSON modules.
Added a build dependency on the Boost unit test framework.

Imported two AX_BOOST_* M4 macros from the Autoconf Archive.

Source: http://www.gnu.org/software/autoconf-archive/
Added a note regarding RFC 3875 (CGI/1.1) to the TODO file.
Defined the JSON class hierarchy.
Refactored the --enable-rfc*/--disable-rfc* configuration.
Added SMTP and MIME RFC references to the TODO file.