update PDF sets to 6.1.4a
update PDF sets to 6.1.4a
Merge pull request #1204 from mkirsano/lhapdf6_newsets614a

update PDF sets to 6.1.4a
Merge remote branch 'origin/IB/CMSSW_7_3_X/stable' into IB/CMSSW_7_0_X/stable