disable most verbose warnings in MSVC

They are very noisy and not very useful.

the list of warnings can be found at https://learn.microsoft.com/en-us/cpp/preprocessor/compiler-warnings-that-are-off-by-default

Same as Matroska-Org/libebml@f9af4fd

CMakeLists.txt

@@ -37,7 +37,8 @@ if(DEV_MODE)
   add_cxx_flag_if_supported(-Wno-error=unused-command-line-argument
                             -Wall -Wextra -Wpedantic -Wfatal-errors -fstack-protector-strong
                             -Wno-self-assign
-                            -Wcast-align)
+                            -Wcast-align
+                            -W4)
 endif()
 
 set(libmatroska_SOURCES

test/mkvtree/mkvtree.cpp

@@ -24,6 +24,12 @@
 
 using namespace libebml;
 
+#ifdef _WIN32
+# if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
+#define localtime(x)  nullptr
+# endif // UWP, Xbox, etc
+#endif // win32
+
 static int ShowPos = 0;
 
 #if 0 // TODO allowing find top level elements using an EbmlSemanticContextMaster