Merge pull request #2 from gem-sw/master

update
Merge pull request #67 from dildick/master

uncommenting trigger eff vs pt for single input files
Merge pull request #68 from dildick/master

putting GetH back
Merge pull request #69 from dildick/master

simplifying things
Merge pull request #3 from gem-sw/master

update
Merge pull request #70 from dildick/master

Updating the library of LPC samples
missing import
Merge pull request #71 from jshlee/master

missing import
Merge pull request #4 from gem-sw/master

update
first commit of the validation code (DQM style)
Merge pull request #72 from calabria/master

first commit of the validation code (DQM style)
unification in a single level
Merge pull request #73 from calabria/master

unification in a single level
Merge pull request #74 from dildick/master

updating the samples library
remove obsolete snippet
Merge remote-tracking branch 'origin/master'
Add switch to only investigate forward muons