Update fitEffAcc_trigger.cc

Add smearing, and tweak fitting.

Remove parallelization from run_eb_eb_and_eb_ee_fit.py, it was losing
some outputs.
Merge branch 'ZEffTriggerMatching'

Conflicts:
	ZShape/2011EffCalculation/fitEffAcc/fitEffAcc_trigger.cc
	ZShape/2011EffCalculation/fitEffAcc/makefile