Back Dee Material substitute.
Merge pull request #3162 from ianna/shortEE-back-support

EE Back Dee Material substitute
add back tracking particle selector, modify cuts to new defaults
Added stableOnlyTP parameter. Should be False for FullSim and True for FastSim.
Merge pull request #3191 from mark-grimes/fix3142

Add TrackingParticle selector (fix for #4132)
making xmin<xmax
Merge pull request #3194 from davidlange6/fix_gemValidation_slhc10

making xmin<xmax
Merge pull request #94 from cms-sw/CMSSW_6_2_X_SLHC

Cmssw 6 2 x slhc