Add Tab Bar Controller in a View instead of a Window

Links used for research while experimenting:

• adding-a-tabbarcontroller-as-the-subview-of-a-view
• uitabbarcontroller-view-position-and-size
• uitabbarcontroller-in-ios5
• adding-tab-bar-controller-interface-builder
• Sub-Views lifecycle methods are not called when UITabBarController inside a UIViewController
• In iTunes search for "WWDC 2011 Session Videos - HD" and go 27m:15sec into "Session 102 - Implementing UIViewController Containment"