esc deselects all nodes/synapses

app/assets/javascripts/Jit/graphsettings-event-handlers.js

@@ -42,6 +42,11 @@ function enterKeyHandler() {
   Mconsole.plot();
 }//enterKeyHandler
 
+function escKeyHandler() {
+  deselectAllEdges();
+  deselectAllNodes();
+}//escKeyHandler
+
 function keepFromCommons(node) {
   if (userid == null) {
     return;

app/assets/javascripts/application.js

@@ -302,7 +302,9 @@ function MconsoleReset() {
 }
 
 $('*').keypress(function(e) {
-  if (e.which == 13) {
-    enterKeyHandler();
+  switch(e.which) {
+    case 13: enterKeyHandler(); break;
+    case 27: escKeyHandler(); break;
+    default: //alert(e.which); break;
   }
 });