Build objects once and reuse for static/shared library

git-svn-id: svn+ssh://beta.visl.sdu.dk/usr/local/svn/repos/visl/tools/vislcg3/trunk@9889 cb2587b3-b7ff-0310-8c81-a2a651690ada
Force -fPIC for ancient setups

git-svn-id: svn+ssh://beta.visl.sdu.dk/usr/local/svn/repos/visl/tools/vislcg3/trunk@9890 cb2587b3-b7ff-0310-8c81-a2a651690ada
Debian packaging is a nightmare

git-svn-id: svn+ssh://beta.visl.sdu.dk/usr/local/svn/repos/visl/tools/vislcg3/trunk@9891 cb2587b3-b7ff-0310-8c81-a2a651690ada