delete 2012 D3PDs lists
cleanup
update datasets and skims configs
clean hhskim + merge overlap.py and filters.py
Add lhc13-16 to hosts list
Migration to xAOD -- step 1
more filters converted to xaod
add cache directory
Add variables computation
Implement more filters + reintroduce mixing for taus
enable TileTrips
update the README
update the README
Merge pull request #13 from qbuat/master

xAOD migration -- step 1