Merge pull request #1 from phy6phs/master

changes so that easy to run over all samples need for dilepton analysis
Merge pull request #3 from phy6phs/master

Mass changes to ttgamma code
fix of DataTypes in Event.cpp and ntuple path
Merge pull request #4 from nikberry/backup

fix of DataTypes in Event.cpp and ntuple path
file names for DoubleMu in master_2012.py
Merge pull request #5 from nikberry/backup

file names for DoubleMu in master_2012.py
QCD
QCD and di-boson working
Merge pull request #6 from nikberry/backup

qcd stuff