# wget http://GPG/source/gpg-blah-tar.gz
# wget http://GPG/source/gpg-blah-tar.gz.asc
# gpg gpg-blah-tar.gz.asc
# apt-get build-dep gnupg2
# apt-get install devscripts ubuntu-dev-tools
# apt-get source gnupg2
# cd <The gnupg2 version directory something like gnupg2-2.0.26 >
# uupdate ../gnupg-2.1.0-blah-tar.gz
# cd <the directory uupdate tells you to cd into>
# dpkg-buildpackage -uc -us -nc
# dpkg -i ../gnupg2*.deb