updated taus to EPS recommendations
adding modifications
Updating HLTriggerOffline/Higgs package to use hpsPFTauProducer
adding ignore file
updated Validation package (remove outdated sequences + new tools). Used recipe by Lucia Perrini
removing .gitignore
Update of validation plotting script (request by L. Perrini)
initializing varibles to make valgrind happy (request by T. Speer)
Merge pull request #679 from cms-tau-pog/CMSSW_5_3_X

Tau POG 2013 recommendations