updated for version 7.3.446
Problem:    Win32: External commands with special characters don't work.
Solution:   Add the 'shellxescape' option.
diff --git a/src/version.c b/src/version.c
index 7b78a45..159fe86 100644
--- a/src/version.c
+++ b/src/version.c
@@ -715,6 +715,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    446,
+/**/
     445,
 /**/
     444,