Enable specifying signal color in table views.

Author: malloch

js/SignalTable.js

@@ -592,7 +592,7 @@ class SignalTable {
                     insts: sig.num_inst,
                     unit: unit,
                     direction: sig.direction,
-                    color: Raphael.hsl(dev.hue, 1, 0.5)
+                    color: Raphael.hsl(sig.hue ? sig.hue : dev.hue, 1, 0.5)
                 });
 
                 num_dev_sigs += 1;

js/ViewManager.js

@@ -198,11 +198,12 @@ class ViewManager
                         self._update_links(obj, event, repaint);
                     break;
                 case 'signal':
-                    // only graph view might use signal properties
+                    // chord and console views don't display live signal properties
                     if (self.currentView == 'chord' || self.currentView == 'console')
                         break;
-                    if (event != 'modified' || self.currentView == 'graph')
-                        self._update_signals(obj, event, repaint);
+                    if (event == 'modified' && (self.currentView == 'hive' || self.currentView == 'parallel'))
+                        break;
+                    self._update_signals(obj, event, repaint);
                     break;
                 case 'map':
                     self._update_maps(obj, event, repaint);