Solves #82
Solves #82

 - adding ansible-role-cvmfs in nfs.yml
 - This will allow running performance tools available in CVMFS from NFS node

CSC-IT-Center-for-Science/fgci-ansible,mantti/fgci-tut,mantti/fgci-tut,mantti/fgci-tut,A1ve5/fgci-ansible