MSVC Support (#1199)

* fix stdalign and min/max for MSVC
* add missing ISREG and ISDIR for MSVC
* use MAX_PATH instead of PATH_MAX
* remove unecessary headers inclusion
* add MSVC CI
* add appropriate macros to platform detection
* re-add msvc CI artifacts
* upload the generated artifacts
* patch lua for MSVC CI builds
* update patch for MSVC compatibility

src/api/dirmonitor.c

@@ -1,8 +1,6 @@
 #include "api.h"
 #include <SDL.h>
 #include <stdlib.h>
-#include <unistd.h>
-#include <errno.h>
 #include <string.h>
 #include <stdbool.h>