MainFrm: fast exit play command while opening
MainFrm: don't paint m_pCAP until the rect is set
MainFrm: don't pause the graph in graph thread

Interface repainting may be sluggish after it, instead, enter play or
paused state from main thread after everything is repainted
MainFrm: set icon before constructing the graph
MainFrm: add new MLS_FAILING load state
MainFrm: use strongly-typed enum for load states
Display more descriptive window title in capture mode.

Use new title also for Skype Now Playing status.

Based on Underground78's suggestions.
DVB: Add event name to the window title when available.

- Change logic when ParseEIT fails.
- Change UpdatePSI to not search for channel again.
CaptureBar: Fix panel size.
Fix NukeDownstream() for EVR-CP and Sync Renderer.

This commit fixes #720, #1807, #2625, #3161
Capture: Set default output path, if path form settings is invalid.

- Replace [time] in the filename with current timestamp.
Capture: Open capture bar automatically
DVB: Try to avoid dummy resize
Split PM_CAPTURE mode into PM_ANALOG_CAPTURE and PM_DIGITAL_CAPTURE
DVB: Don't update stats when channel is not active.
Lower Navigation panel minimal size.
DVB: Show current event time in the status bar
DVB: Make use out of the DVBState struct.
DVB: Cosmetic for SetChannel()
Restore default window rect on device lost.