setenv SCRAM_ARCH slc6_amd64_gcc491

cmsrel CMSSW_7_4_12

cd CMSSW_7_4_12/src/

cmsenv

git cms-init

git cms-merge-topic dmajumder:CMSSW_7_4_X_AnalysisDataFormats_BoostedObjects

git clone git://github.com/dmajumder/EventCounter.git Analysis/EventCounter

git clone https://github.com/skhalil/VLQAna.git Analysis/VLQAna

#To just build this stuff cd Analysis/VLQAna

scram b -j20

#To run OS2L analysis cmsRun os2lana_cfg.py