Ensure compatibility with QCDNUM 17.01.15
-- Treat initialization call to QCDNUM PDFs at the starting scale (with ipdf < 0) properly -- Change the Q2 grid to be slightly below 1.0 to avoid problems in LHAPDF output.
-- Treat initialization call to QCDNUM PDFs at the starting scale (with ipdf < 0) properly -- Change the Q2 grid to be slightly below 1.0 to avoid problems in LHAPDF output.