Task #59 My Charts: Cycle Details

- BPMyChartsDetailsViewController: fix containerView autoresizing
- BPMyChartsDiagramViewController: fix label background for iOS6
- BPMyChartsCalendarViewController: fix NSDate
isEqualToDateIgnoringTime: method warning
- BPMyChartsCalendarViewController, BPMyChartsDiagramViewController:
fix view background color
- BPTabBarController: fix tabbar issue
- remove DSTPickerView
- use UView+Sizes