revert to unmodified sigma lib + minified version

explorerjs.html

@@ -579,7 +579,7 @@
   <script src="tinawebJS/globalUtils.js" type="text/javascript"></script>
 
   <!-- new sigma 1.2 imports -->
-  <script src="tinawebJS/sigma_v1.2/sigma.js" type="text/javascript" language="javascript"></script>
+  <script src="tinawebJS/sigma_v1.2/sigma.min.js" type="text/javascript" language="javascript"></script>
   <script src="tinawebJS/sigma_v1.2/plugins/sigma.layout.forceAtlas2/supervisor.js"></script>
   <script src="tinawebJS/sigma_v1.2/plugins/sigma.layout.forceAtlas2/worker.js"></script>
 

tinawebJS/sigma_v1.2/sigma.js

@@ -226,7 +226,7 @@
     // Deal with resize:
     window.addEventListener('resize', function() {
       if (_self.settings)
-        _self.refresh({skipIndexation: true});
+        _self.refresh();
     });
   };
 
@@ -11431,7 +11431,7 @@
 
         self.dispatchEvent('click', e.data);
 
-        nodes = getNodes(e); /// <----------- cf. classic tina "targeted"
+        nodes = getNodes(e);
         edges = getEdges(e);
 
         if (nodes.length) {