Add pT dependent statistical uncertainty. Update uncertainty file names to Winter14_V1.
Add new L1 files from Ia and rename some L1 methods
Fix BrentRootFinder to work with ROOT v5.34/02
Fix _jesfitunc
Add text files for L1 (V0+V1), L2, L3, L2L3Res and L2Res systematics.
Add missing MC L2 and L3 files.
Change scale factor for SPRE and SPRH from 2 to sqrt(2).
Update PileUpDataMC systematic to be based on Data/MC SF variation vs rho.
Add L1 DataMcSF files for new PileUpDataMC systematic.
Break L1 PileUpPtEC to EC1 and EC2 to better match RelativePt systematics.
Fix compilation error from missing cases of PileUpPtEC -> EC1, EC2.
Limit PileUpPt back to eta [-4.5, 4.5] to limit divergence at higher eta.
Add new Winter14 L1 DataMcSF files from Ia.