Use PKGNAMESUFFIX for www/mod_wsgi and www/mod_wsgi3.
Rename www/mod_wsgi to mod_wsgi2 and www/mod_wsgi3 to mod_wsgi3 to avoid package name collision.
Use ISO 8601 basic format instead of extended format since Windows is unhappy when I try to select a file with ':'s to attach in Thunderbird.
Move shar and diff files into their own fancy directory structures.