Add code to handle Title property on NSTableColumn, add code to NSTableView to set the table view to _viewBased if it responds to tableView:viewForTableColumn:row:

Headers/AppKit/NSTableColumn.h

@@ -133,6 +133,13 @@ APPKIT_EXPORT_CLASS
 - (void) setSortDescriptorPrototype: (NSSortDescriptor *)aSortDescriptor;
 - (NSSortDescriptor *) sortDescriptorPrototype;
 #endif
+/*
+ * Title
+ */
+#if OS_API_VERSION(MAC_OS_X_VERSION_10_10, GS_API_LATEST)
+- (void) setTitle: (NSString *)title;
+- (NSString *) title;
+#endif
 @end
 
 /* Notifications */

Source/NSTableColumn.m

@@ -656,6 +656,16 @@ to YES. */
   return _prototypeCellViews;
 }
 
+- (void) setTitle: (NSString *)title
+{
+  [_headerCell setStringValue: title];
+}
+
+- (NSString *) title
+{
+  return [_headerCell stringValue];
+}
+
 - (void) setValue: (id)anObject forKey: (NSString*)aKey
 {
   if ([aKey isEqual: NSValueBinding])

Source/NSTableView.m

@@ -5339,7 +5339,8 @@ This method is deprecated, use -columnIndexesInRect:. */
 - (void) setDelegate: (id)anObject
 {
   const SEL sel = @selector(tableView:willDisplayCell:forTableColumn:row:);
-
+  const SEL vbsel = @selector(tableView:viewForTableColumn:row:);
+  
   if (_delegate)
     [nc removeObserver: _delegate name: nil object: self];
   _delegate = anObject;
@@ -5357,6 +5358,9 @@ This method is deprecated, use -columnIndexesInRect:. */
   
   /* Cache */
   _del_responds = [_delegate respondsToSelector: sel];
+
+  /* Test to see if it is view based */
+  _viewBased = [_delegate respondsToSelector: vbsel];
 }
 
 - (id) delegate