* Rename the `MIN_MATCH` defined by xdelta3 to `XD3_MIN_MATCH`
- zlib defines its own macro by that name, but with a different value
* Don't redefine `SIZEOF_ARRAY` in xdelta3 if it already exists
* Don't define ssize_t in xdelta3, rely on libretro's definition instead
* Enable xdelta3 support in MSVC 2015-2019
* Fix some invalid MSBuild condition syntax
* Always build xdelta with XD3_USE_LARGESIZET as 1
* Fix an `#if` in task_patch.c
* Enable `HAVE_XDELTA` in the UWP build
* First crack at fixing Xdelta support for Android