default SCRAM_ARCH for slc6 is now slc6_amd64_gcc481; default arch for any unknow system is slc6_amd64_gcc481; revision updated to be 1117
Merge remote branch 'origin/IB/CMSSW_7_0_X/stable' into IB/CMSSW_7_0_X/stable
Merge remote branch 'origin/IB/CMSSW_7_1_X/stable' into IB/CMSSW_7_0_X/stable