Updated ttbar x-section to NNLO (245.8pb)
Some formatting changes
Updating some of the global variables to sensible values (gets overwritten by python config anyway)
updated the test file
added a prefix for JER systematic jobs
Dirty fix for the jet smearing (needs scrutinising)
Added the JER systematic to the start_Analysis script
Merge pull request #60 from senkin/update_to_NNLO

A few changes
Updated final numbers of processed events for v10 ntuples in python/DataSetInfo_8TeV.py.
Uncommented the QCD_Pt_350_EMEnriched line in python/master_2012_cfg.py.
Included TTJets-powheg and TTJets-mcatnlo samples in interface/DataTypes.h and python/DataSetInfo_8TeV.py.
Merge pull request #62 from jjacob/master

More updates for v10 nTuple processing, as detailed in commit message.