Add runtimes required by various games

For convenience, as these are annoying to find if not using the
right keywords when searching for them.

misc/win-runtime/README.md

@@ -0,0 +1,11 @@
+# Windows runtimes and libraries
+
+Runtimes required by various games.
+
+* The 32-bit (x86) version of [Microsoft Visual C++ 2010 Service Pack 1 Redistributable Package MFC Security Update](https://www.microsoft.com/en-sg/download/details.aspx?id=26999)
+  * [vcredist_x86_2010](vcredist_x86_2010.exe)
+* The 32-bit (x86) and 64-bit (x64) versions of [Microsoft Visual C++ Redistributable Packages for Visual Studio 2013](https://www.microsoft.com/en-sg/download/details.aspx?id=40784)
+  * [vcredist_x86_2013](vcredist_x86_2013.exe)
+  * [vcredist_x64_2013](vcredist_x64_2013.exe)
+* [DirectX 9 End-User Runtimes (June 2010)](https://www.microsoft.com/en-us/download/details.aspx?id=8109)
+  * [directx_Jun2010_redist.exe](directx_Jun2010_redist.exe)