updated for version 7.3.445

Problem:    Can't properly escape commands for cmd.exe.
Solution:   Default 'shellxquote' to '('.  Append ')' to make '(command)'.
            No need to use "/s" for 'shellcmdflag'.

src/version.c

@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    445,
 /**/
     444,
 /**/