Keeping track of versions of preferences is overkill for simple applications IMO, but the logic in PCApplication::ReadyToRun() needs this, or else the BAlert pops up on every launch. I think this could be rewritten/simplified.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21376 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/processcontroller/PCWindow.cpp

@@ -71,6 +71,7 @@ bool
 PCWindow::QuitRequested()
 {
 	GebsPreferences tPreferences(kPreferencesFileName);
+	tPreferences.SaveInt32(kCurrentVersion, kVersionName);
 	tPreferences.SaveWindowPosition(this, kPosPrefName);
 
 	be_app->PostMessage(B_QUIT_REQUESTED);