Wine staging 3.18 release

[Alistair Leslie-Hughes]

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

Summary of the past few weeks
* Rebased to current wine 3.18 (880 patches are applied to wine vanilla)
* Reviewed and upstreamed patches.

Upstreamed (Either directly from staging or fixed with a similar patch).
* advapi32: SDDL assigns the "AC" abbreviation to WinBuiltinAnyPackageSid
* advapi32/tests: Add a test that compares a well-known SID to a SID
created from a SDDL abbreviation.
* d3d10core/tests: Add test for depth bias clamp
* ntdll: Add RtlSetUnhandledExceptionFilter stub.
* opengl32: Add wrappers for glDebugMessageCallback to handle calling
convention differences.
* tools/wrc: Fix generation of custom dialog control data.
* user32: Fix the pointer to custom dialog control data
* user32/tests: Add a test for custom dialog control data
* wined3d: Add support for depth bias clamping.

Added
* 45879 - setupapi: Added CM_Request_Device_EjectA/W stub
* 17205 - user32: Support WM_COPY in MessageBox dialogs.
* 45765 - user32: Added GetPointerType stub
* 45968 - user32: Implement CascadeWindows
* 45901 - wined3d: Use glReadPixels for RT texture download
* 45948 - kernel32: Disable export GetQueuedCompletionStatusEx to allow
Steam to login
* 45975 - wined3d: Awllow DirectX 10 to work with legacy nVidia driver

Updated
* Compiler_Warnings patchset.


Where can you help
* Run Steam/Battle.net/UPlay.
* Try you favorite game:
* Test your favorite applications.
* Steal 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.