Merge pull request #11 from jshlee/CMSSW_5_3_X

Cmssw 5 3 x
Merge pull request #12 from jshlee/CMSSW_5_3_X

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Merge pull request #13 from jshlee/CMSSW_5_3_X

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Update README.md
Merge pull request #16 from vallot/CMSSW_5_3_X

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