Various updates

- GBPVR
Added call to new function to force recording schedule to reload because recent GBPVR versions no longer use a timer to poll database

- General
Add a general ability to mess around with the timezone when working on UTC date times

- WinTVAdded support for automatic detection of WinTV background recorder (BGRecorder)

- Nebula DigiTV
Apply InternalWebSend to Nebula DigiTV to provide more control when web-based scheduling is used

- DVBviewer
Add a 2nd instance of DVBViewer

(259b19)