patch 8.0.0279: MSVC 2015 uses a different dll name

Problem:    With MSVC 2015 the dll name is vcruntime140.dll.
Solution:   Check the MSVC version and use the right dll name. (Ken Takata)

src/version.c

@@ -764,6 +764,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    279,
 /**/
     278,
 /**/