adding new classes to exporters and importers

etc/RooFitHS3_wsexportkeys.json

@@ -54,7 +54,14 @@
         "proxies": {
             "set": "summands"
         }
-    },    
+    },
+    "RooBernstein": {
+        "type": "BernsteinPolynomial",
+        "proxies": {
+            "coefList": "coefficients",
+            "x": "x"	    
+        }
+    },        
     "RooArgusBG": {
         "type": "ARGUS",
         "proxies": {
@@ -63,5 +70,24 @@
             "c": "slope",
             "p": "power"
         }
+    },
+    "RooCBShape": {
+        "type": "CrystalBallShape",
+        "proxies": {
+            "alpha": "alpha",
+            "m": "m",
+            "m0": "m0",
+            "n": "n",
+            "sigma": "sigma"
+        }
+    },
+    "RooBifurGauss": {
+        "type": "BifurkatedGaussian",
+        "proxies": {
+            "x": "x",
+            "mean": "mean",
+            "sigmaL": "sigmaL",
+            "sigmaR": "sigmaR"	    
+        }
     }
 }

etc/RooFitHS3_wsfactoryexpressions.json

@@ -57,5 +57,31 @@
             "slope",
             "power"
         ]
+    },
+    "BernsteinPolynomial": {
+        "class": "RooBernstein",
+        "arguments": [
+            "x",
+            "coefficients"
+        ]
+    },
+    "CrystalBallShape": {
+        "class": "RooCBShape",
+        "arguments": [
+            "m",
+            "m0",
+            "sigma",
+            "alpha",
+	    "n"
+        ]
+    },
+    "BifurkatedGaussian": {
+        "class": "RooBifurGauss",
+        "arguments": [
+            "x",
+            "mean",
+            "sigmaL",
+            "sigmaR"	    
+        ]
     }
 }