remove the shared/ directory

Provide examples in the following man-pages:
    milter.yo

>>> to be used by other build scripts:
>>> hmacbuf/driver/build converts driver.cc to src.cc for local library use


cp changelog ../../wip/changelog.txt
cp -r documentation/man/bobcat.jpg documentation/images ../../wip/manhtml
cp: cannot stat 'documentation/images': No such file or directory
system `cp -r documentation/man/bobcat.jpg documentation/images ../../wip/manhtml' failed. Exit value = 1

