Enable pacparse in cmssw-tool-conf, needed for frontier_client

Signed-off-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>
Backport git from CMSSW_7_0_X

Signed-off-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>
added missing file needed by frontier_client and git
Merge branch 'IB/CMSSW_5_3_X/osx107_amd64_gcc462' of github.com:cms-sw/cmsdist into IB/CMSSW_5_3_X/osx107_amd64_gcc462