fixed module names; removed not so useful histos; set more useful binnin...

as in 72x: https://github.com/cms-sw/cmssw/pull/5876#issuecomment-59522053

fixed module names: now L2..5 filters work
Removed efficiencies vs rapidity: there is pseudorapidity yet
Set better bins for high pt paths
Added Bs as a mother for muons (for the Bs-->mumu sample)