Update files for the 7.4b BETA release.
diff --git a/README_unix.txt b/README_unix.txt
index cf34140..fbd02d2 100644
--- a/README_unix.txt
+++ b/README_unix.txt
@@ -1,4 +1,4 @@
-README_unix.txt for version 7.4a of Vim: Vi IMproved.
+README_unix.txt for version 7.4b of Vim: Vi IMproved.
 
 This file explains the installation of Vim on Unix systems.
 See "README.txt" for general information about Vim.