updated for version 7.4.573
Problem:    Mapping CTRL-C in Visual mode doesn't work. (Ingo Karkat)
Solution:   Call get_real_state() instead of using State directly.
diff --git a/src/version.c b/src/version.c
index b049ea2..ed1a6e3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    573,
+/**/
     572,
 /**/
     571,