fix layout

app.py

@@ -185,7 +185,7 @@ singleton_index = 0
 for i in range(len(node_info.index)):
     node = node_info.iloc[i]
 
-    if False: #node["gene_index"] in layout.keys():
+    if node["gene_index"] in layout.keys():
         layout_x = layout[node["gene_index"]][0] * 600 + 1500/2
         layout_y = layout[node["gene_index"]][1] * 600 + 1500/2
     else: