Wine staging 4.8 release

[Alistair Leslie-Hughes]

Binary packages for various distributions will be available from:
https://www.winehq.org/download

Summary since last release
* Rebased to current wine 4.8 (XXXXXX patches are applied to wine vanilla)

NOTE:
FAudio will not be supported until distro's have FAudio library as part 
of their
standard repositories.

Upstreamed (Either directly from staging or fixed with a similar patch).
* user32: Added GetPointerType stub.
* virtdisk: Add stub for OpenVirtualDisk
* iphlpapi: Implement AllocateAndGetTcpExTableFromStack.
* server: Create primary group using DOMAIN_GROUP_RID_USERS.
* winejoystick: Add support for wheel axes.
* dinput: Map wheel, gas, and brake axes as well.
* dwmapi: Return DWM_E_COMPOSITIONDISABLED instead of E_NOTIMPL in 
DwmGetTransportAttributes.
* include: Add dxva.h header file.
* iphlpapi: Add GetBestRoute2 stub.
* kernel32: Add SearchPath test demonstrating the priority of the 
working directory.
* version: Correctly return VFF_CURNEDEST in VerFindFileA.
* avifil32: Correctly handle compressed frames when desired format is 
specified.
* setupapi: Check handle type for HSPFILEQ handles.
* ntoskrnl.exe: Avoid invalid memory access when relocation block 
addresses memory outside of the current page.
* windowscodecs: Byte swap png read/write for 16-bpp data.

Added:
* [38780] AArch64 platforms: register X18 (TEB) must remain reserved for 
Wine to run 64-bit ARM Windows applications.
* [34108] dinput: Improve support for user Joystick configuration.
* [36764] dinput: Allow DirectX version 3 to enumerate joysticks.

Updated:
* ntdll-Junction_Points
* eventfd_synchronization
* ddraw-Rendering_Targets
* winex11.drv-mouse-coorrds

Where can you help
* Run Steam/Battle.net/UPlay.
* Try you favorite game.
* Test your favorite applications.
* Improve staging patches and get them accepted upstream.

As always, if you find a bug, please report it via
https://bugs.winehq.org

Best Regards
  Alistair.