Modify THcHodoEff

1) add variable fHodoEff_CalEnergy_Cut

2) THcHodoEff::ReadDatabase
   Optionally read in parameter hHodoEff_CalEnergy_Cut (HMS) or
        pHodoEff_CalEnergy_Cut (SHMS) and fill fHodoEff_CalEnergy_Cut
   If no parameter then defaults to fHodoEff_CalEnergy_Cut = 0.050

3) fHodoEff_CalEnergy_Cut
    In "if" statements that select events for hodoscope efficiency
    replay hard-coded "0.05" with fHodoEff_CalEnergy_Cut