Merge pull request #1952 from NNPDF/drop_the_sqr_and_label_the_y

...s/datafiles/new_commondata/ATLAS_1JET_13TEV_DIF/filter.py

...files/new_commondata/ATLAS_1JET_13TEV_DIF/kinematics.yaml

..._commondata/ATLAS_1JET_13TEV_DIF/kinematics_altcorr1.yaml

...tafiles/new_commondata/ATLAS_1JET_13TEV_DIF/metadata.yaml

...s/datafiles/new_commondata/ATLAS_2JET_13TEV_DIF/filter.py

...files/new_commondata/ATLAS_2JET_13TEV_DIF/kinematics.yaml

...tafiles/new_commondata/ATLAS_2JET_13TEV_DIF/metadata.yaml

...hys/datafiles/new_commondata/CMS_1JET_13TEV_DIF/filter.py

...les/new_commondata/CMS_1JET_13TEV_DIF/kinematics_r04.yaml

...les/new_commondata/CMS_1JET_13TEV_DIF/kinematics_r07.yaml

...datafiles/new_commondata/CMS_1JET_13TEV_DIF/metadata.yaml