revert CMINPACK_IS_STATIC cmake option for windows
revert CMINPACK_IS_STATIC cmake option for windows

non patched CMinpack cmake script doesn't add _s suffix when cminpack is static

git-svn-id: 1af002208e930b4d920e7c2b948d1e98a012c795@2047 a9d63959-f2ad-4865-b262-bf0e56cfafb6

psoetens/pcl-svn,psoetens/pcl-svn,psoetens/pcl-svn,psoetens/pcl-svn,psoetens/pcl-svn