Added weight names for Run2-default VH samples (thanks to Jared)

Root/run2_vh_weightStructure.cxx

+/* 
+ * The followin information is extracted using Marjorie's script as expelained at
+ * https://twiki.cern.ch/twiki/bin/viewauth/AtlasProtected/LHE3EventWeights
+ *
+ * As input, files downloiaded by Jared Vasquez are used
+ * checkMetaSG.py /eos/atlas/user/j/jvasquez/public/mc15_13TeV.345319.PowhegPythia8EvtGen_NNPDF30_AZNLO_ZH125J_Hyy_Zincl_MINLO.merge.DAOD_HIGG1D1.e5743_s2726_r7772_r7676_p3015/DAOD_HIGG1D1.10803453._000002.pool.root.1 | tee metadata_ZH.txt
+ * Exactly the same structre is observed in the W+H and W-H samples (also downloaded by Jared)
+ *
+ * from makeWeightMetaData import *
+ * dsid=0
+ * makeWeightMetaData("metadata_ZH.txt",dsid,"meta_ZH.h")
+ * 
+ * Slightly reformatting the output to get a vector of strings
+ * grep var meta_WmH.h | grep inser |grep -v 150\, | cut -f3 -d'(' | cut -f1 -d')' | awk -F'", ' '{print $2"--"$1"\""}' | sort -n 
+ * 
+ */
+
+// Local include(s):
+#include "TruthWeightTools/HiggsWeightTool.h"
+#include <vector>
+#include <string>
+
+const std::vector<std::string> xAOD::HiggsWeightTool::getDefaultVHweightNames() {
+  return {"nominal",
+      "muR = 0.5, muF = 1.0",
+      "muR = 2.0, muF = 1.0",
+      "muR = 1.0, muF = 0.5",
+      "muR = 0.5, muF = 0.5",
+      "muR = 2.0, muF = 0.5",
+      "muR = 1.0, muF = 2.0",
+      "muR = 0.5, muF = 2.0",
+      "muR = 2.0, muF = 2.0",
+      "PDF set = 260001",
+      "PDF set = 260002",
+      "PDF set = 260003",
+      "PDF set = 260004",
+      "PDF set = 260005",
+      "PDF set = 260006",
+      "PDF set = 260007",
+      "PDF set = 260008",
+      "PDF set = 260009",
+      "PDF set = 260010",
+      "PDF set = 260011",
+      "PDF set = 260012",
+      "PDF set = 260013",
+      "PDF set = 260014",
+      "PDF set = 260015",
+      "PDF set = 260016",
+      "PDF set = 260017",
+      "PDF set = 260018",
+      "PDF set = 260019",
+      "PDF set = 260020",
+      "PDF set = 260021",
+      "PDF set = 260022",
+      "PDF set = 260023",
+      "PDF set = 260024",
+      "PDF set = 260025",
+      "PDF set = 260026",
+      "PDF set = 260027",
+      "PDF set = 260028",
+      "PDF set = 260029",
+      "PDF set = 260030",
+      "PDF set = 260031",
+      "PDF set = 260032",
+      "PDF set = 260033",
+      "PDF set = 260034",
+      "PDF set = 260035",
+      "PDF set = 260036",
+      "PDF set = 260037",
+      "PDF set = 260038",
+      "PDF set = 260039",
+      "PDF set = 260040",
+      "PDF set = 260041",
+      "PDF set = 260042",
+      "PDF set = 260043",
+      "PDF set = 260044",
+      "PDF set = 260045",
+      "PDF set = 260046",
+      "PDF set = 260047",
+      "PDF set = 260048",
+      "PDF set = 260049",
+      "PDF set = 260050",
+      "PDF set = 260051",
+      "PDF set = 260052",
+      "PDF set = 260053",
+      "PDF set = 260054",
+      "PDF set = 260055",
+      "PDF set = 260056",
+      "PDF set = 260057",
+      "PDF set = 260058",
+      "PDF set = 260059",
+      "PDF set = 260060",
+      "PDF set = 260061",
+      "PDF set = 260062",
+      "PDF set = 260063",
+      "PDF set = 260064",
+      "PDF set = 260065",
+      "PDF set = 260066",
+      "PDF set = 260067",
+      "PDF set = 260068",
+      "PDF set = 260069",
+      "PDF set = 260070",
+      "PDF set = 260071",
+      "PDF set = 260072",
+      "PDF set = 260073",
+      "PDF set = 260074",
+      "PDF set = 260075",
+      "PDF set = 260076",
+      "PDF set = 260077",
+      "PDF set = 260078",
+      "PDF set = 260079",
+      "PDF set = 260080",
+      "PDF set = 260081",
+      "PDF set = 260082",
+      "PDF set = 260083",
+      "PDF set = 260084",
+      "PDF set = 260085",
+      "PDF set = 260086",
+      "PDF set = 260087",
+      "PDF set = 260088",
+      "PDF set = 260089",
+      "PDF set = 260090",
+      "PDF set = 260091",
+      "PDF set = 260092",
+      "PDF set = 260093",
+      "PDF set = 260094",
+      "PDF set = 260095",
+      "PDF set = 260096",
+      "PDF set = 260097",
+      "PDF set = 260098",
+      "PDF set = 260099",
+      "PDF set = 260100",
+      "PDF set = 90400",
+      "PDF set = 90401",
+      "PDF set = 90402",
+      "PDF set = 90403",
+      "PDF set = 90404",
+      "PDF set = 90405",
+      "PDF set = 90406",
+      "PDF set = 90407",
+      "PDF set = 90408",
+      "PDF set = 90409",
+      "PDF set = 90410",
+      "PDF set = 90411",
+      "PDF set = 90412",
+      "PDF set = 90413",
+      "PDF set = 90414",
+      "PDF set = 90415",
+      "PDF set = 90416",
+      "PDF set = 90417",
+      "PDF set = 90418",
+      "PDF set = 90419",
+      "PDF set = 90420",
+      "PDF set = 90421",
+      "PDF set = 90422",
+      "PDF set = 90423",
+      "PDF set = 90424",
+      "PDF set = 90425",
+      "PDF set = 90426",
+      "PDF set = 90427",
+      "PDF set = 90428",
+      "PDF set = 90429",
+      "PDF set = 90430",
+      "PDF set = 90431",
+      "PDF set = 90432"};
+}
+