Google Summer of Code 2018 with CERN-HSF

Evaluated the dependencies of the TMath Functions already available in ROOT. Added a vectorized implementation of the ROOT::TMath functions in VecCore. Benchmarked performance in different architectures and instruction sets. Integrated the new VecCore implementations in ROOT and added benchmarks.

Major Commit for ROOT
Merged PR for ROOT benchmarks
Minor Commits for VecCore

Nifty tech tag lists fromĀ Wouter Beeftink