Better windows height & overflow + graflow autoplace at drawing

app/assets/json/bzGraflow/testFlowEic.json

@@ -4,7 +4,7 @@
         "nodes":[
             {   "nodeType": "eicBasic",
                 "id": "aze",
-                "coords": { "x": 50, "y": 120},
+                "ncoords": { "x": 50, "y": 120},
                 "markup": { 
                     "title": "Build attendees list",
                     "subtitle": "Build an attendees list to email"
@@ -13,7 +13,7 @@
             },
             {   "nodeType": "eicBasic",
                 "id": "aze2",
-                "coords": { "x": 100, "y": 220},
+                "ncoords": { "x": 100, "y": 220},
                 "markup": { 
                     "title": "Select message",
                     "subtitle": "Select an email template"
@@ -22,7 +22,7 @@
             },
             {   "nodeType": "eicBasic",
                 "id": "aze3",
-                "coords": { "x": 150, "y": 320},
+                "ncoords": { "x": 150, "y": 320},
                 "markup": { 
                     "title": "Data mapping",
                     "subtitle": "Associate content variables with attendees data"