Merge pull request #647 from smuzaffar/IB/CMSSW_6_2_X/devel-gcc472

Ib/cmssw 6 2 x/devel gcc472
Merge pull request #654 from smuzaffar/IB/CMSSW_6_2_X/devel-gcc472

updated scram version to V2_2_5_pre8 which now prints only warning for scram_arch/os mismatch...
updated config tag to V05-01-25