Updated JEC for Reco and HLT in GTs for pre6

Updated GTs containing:

- New JEC for Reco (Run2 MC and data GT) and HLT (Run1 and Run2 MC and data GT), see: https://indico.cern.ch/event/294025/contribution/5/material/slides/0.pdf
- New ECAL weights for Run2 MC GTs
- Updated geometry for Run1 (ExtendedTest2014)