* Woumd up the "what's new" section.
* Added an example for sending a key to the keyservers via hkp4py.
* Updated the export key code to use a more complete check for the
$GNUPGHOME location.
* Expanded on the installation and reinstallation troubleshooting
section.
Tested-by: Ben McGinnes <ben@adversary.org>
Signed-off-by: Ben McGinnes <ben@adversary.org>