updated for version 7.3.596
Problem:    Can't remove all signs for a file or buffer.
Solution:   Support "*" for the sign id. (Christian Brabandt)
diff --git a/src/version.c b/src/version.c
index e4e9066..80abb73 100644
--- a/src/version.c
+++ b/src/version.c
@@ -715,6 +715,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    596,
+/**/
     595,
 /**/
     594,