pacparser: add a new external for frontier_client

Requested by: Dave Dykstra <dwd@fnal.gov>
Request: https://hypernews.cern.ch/HyperNews/CMS/get/ext-pkg-mgmt/357.html
frontier_client: update to 2.8.6

Update frontier_client to 2.8.6. The following requires pacparser
1.3.1 (a new external). Add '-ldl' to compilation to solve issues
w/ linking.
Signed-off-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>
root: update to 5.34.07

Update ROOT to 5.34.07. Drop root-5.34.05-r48904.patch, it's already
in 5.34.07. Get ROOT sourcs from GIT repository.

Signed-off-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>
roofit: update to 5.34.07

Update to 5.34.07 version. Use GIT for fetching sources.

Signed-off-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>
cms-common: update revision to 1113

Update revision to 1113, that a new cms-common could be installed.

Signed-off-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>