remove multiple stage subjects, in line with latest protocol-validation changes in fresco branch

Author: jthrilly

protocol.json

@@ -662,149 +662,6 @@
         }
       ]
     },
-    {
-      "id": "sociogram3a",
-      "type": "Sociogram",
-      "label": "Two-mode Sociogram (manual layout)",
-      "subject": [
-        {
-          "entity": "node",
-          "type": "venue_node_type"
-        },
-        {
-          "entity": "node",
-          "type": "person_node_type"
-        }
-      ],
-      "background": {
-        "concentricCircles": 3,
-        "skewedTowardCenter": true
-      },
-      "prompts": [
-        {
-          "id": "first",
-          "text": "Two mode test for sorting. sortOrder is node type (venues, then nodes), visit freq (high low), then name (a-z)",
-          "sortOrder": [
-            {
-              "property": "type",
-              "type": "hierarchy",
-              "hierarchy": ["venue_node_type", "person_node_type"]
-            },
-            {
-              "property": "venueVisitFreqVariable",
-              "direction": "desc"
-            },
-            {
-              "property": "name_variable",
-              "direction": "asc"
-            }
-          ],
-          "layout": {
-            "layoutVariable": {
-              "person_node_type": "layout_variable_manual",
-              "venue_node_type": "venue_layout_variable_manual"
-            }
-          },
-          "edges": {
-            "display": ["friend_edge_type", "visits_edge_type"],
-            "create": "visits_edge_type",
-            "restrict": {
-              "destination": "different"
-            }
-          }
-        },
-        {
-          "id": "second",
-          "text": "This prompt creates a second edge type, but only between nodes of the same type",
-          "sortOrder": [
-            {
-              "property": "type",
-              "type": "hierarchy",
-              "hierarchy": ["venue_node_type", "person_node_type"]
-            },
-            {
-              "property": "name_variable",
-              "direction": "asc"
-            }
-          ],
-          "layout": {
-            "layoutVariable": {
-              "person_node_type": "layout_variable",
-              "venue_node_type": "venue_layout_variable"
-            }
-          },
-          "edges": {
-            "display": ["friend_edge_type", "visits_edge_type"],
-            "create": "friend_edge_type",
-            "restrict": {
-              "origin": "person_node_type",
-              "destination": "same"
-            }
-          }
-        }
-      ]
-    },
-    {
-      "id": "sociogram3b",
-      "type": "Sociogram",
-      "label": "Two-mode Sociogram (auto layout)",
-      "subject": [
-        {
-          "entity": "node",
-          "type": "venue_node_type"
-        },
-        {
-          "entity": "node",
-          "type": "person_node_type"
-        }
-      ],
-      "background": {
-        "concentricCircles": 3,
-        "skewedTowardCenter": true
-      },
-      "behaviours": {
-        "automaticLayout": {
-          "enabled": true
-        }
-      },
-      "prompts": [
-        {
-          "id": "first",
-          "text": "This sociogram displays two node types concurrently. The layout is automatic.",
-          "layout": {
-            "layoutVariable": {
-              "person_node_type": "layout_variable",
-              "venue_node_type": "venue_layout_variable"
-            }
-          },
-          "edges": {
-            "display": ["friend_edge_type", "visits_edge_type"],
-            "create": "visits_edge_type",
-            "restrict": {
-              "destination": "different"
-            }
-          }
-        },
-        {
-          "id": "second",
-          "text": "This prompt creates a second edge type, but only between nodes of the same type",
-          "layout": {
-            "layoutVariable": {
-              "person_node_type": "layout_variable",
-              "venue_node_type": "venue_layout_variable"
-            }
-          },
-          "edges": {
-            "display": ["friend_edge_type", "visits_edge_type"],
-            "create": "friend_edge_type",
-            "restrict": {
-              "origin": "person_node_type",
-              "destination": "same"
-            }
-          }
-        }
-      ]
-    },
     {
       "id": "namegenroster1",
       "type": "NameGeneratorRoster",