Build the KFParticle library as external project which is used in KF.
Remove the download and usage of KFParticle inside of KF.
Add proper dependencies for KF sucht that make -j works again.

git-svn-id: https://subversion.gsi.de/cbmsoft/cbmroot/trunk@12531 5a1b234a-d7ce-0410-9a93-fd649a8fa65c