Merge pull request #1198 from smuzaffar/IB/CMSSW_5_3_X/stable

updated for CMSSW_5_3_23
Update frontier client to 2.8.11.

Fix cms-sw/cmssw#6227.
Merge pull request #1213 from degano/frontier_53X_slc5

Update frontier client to 2.8.11.
new config tag and use findDependencies.pl from config tag