updated for version 7.3.028
Problem:    Signs don't show up. (Charles Campbell)
Solution:   Don't use negative numbers.  Also assign a number to signs that
            have a name of all digits to avoid using a sign number twice.
diff --git a/src/version.c b/src/version.c
index dde80fa..9b49122 100644
--- a/src/version.c
+++ b/src/version.c
@@ -715,6 +715,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    28,
+/**/
     27,
 /**/
     26,