commitmonitor Code

Add option to specify the diff tool.
Still missing: handling the browse button.

Fix position of the context menu for the tree control.

Set the "Show Diff" entry as the default in the listview context menu.

Add cAdd context menu for the list control.

Add context menu for the tree control.

Add an options dialog.

Only change the tray icon back to normal when showing unread messages.

Refactor the COMMITMONITOR_CHANGEDINFO message into two separate messages, one to save the changes and one to change the tray icon.

Don't add new URLs in the thread if in the main dialog an URL was removed.
Without this, there's a race condition if the main dialog removed the URL while the thread is still running, then the thread could re-add the same URL again and 'overwrite' the users choice to remove the URL.

Set the window title of the diff viewer according to the diffed project and revision.