--User changes

Allow for setting rendering thread priorities from the command line and final render dialog. Currently only implemented on Windows.
 Show estimated time left on the final render dialog.
 Sort palette list by name, instead of by index in the palette file.
 Sorting can be flipped by clicking the column headers of the palette table.

--Code changes
 Remove unnecessary connect() statement in Variations tab.

Source/Fractorium/FinalRenderEmberController.h

@@ -38,6 +38,7 @@ struct FinalRenderGuiState
 	uint m_PlatformIndex;
 	uint m_DeviceIndex;
 	uint m_ThreadCount;
+	uint m_ThreadPriority;
 	double m_WidthScale;
 	double m_HeightScale;
 	double m_Quality;