Updated to correct version of build scripts.
Merge pull request #133 from ktf/IB/CMSSW_5_3_X/stable

Updated to correct version of build scripts.
cms-git-tools: update to use v0.11.0 version
sync with 5.3.11.patch4
sync with 5.3.11.patch5
Merge branch 'IB/CMSSW_5_3_X/stable' into 53Xsherpa2beta2_noMPI