First step in the Vim 7.3 branch.  Changed version numbers.
diff --git a/runtime/doc/usr_10.txt b/runtime/doc/usr_10.txt
index c1334a5..401d34f 100644
--- a/runtime/doc/usr_10.txt
+++ b/runtime/doc/usr_10.txt
@@ -1,4 +1,4 @@
-*usr_10.txt*	For Vim version 7.2.  Last change: 2006 Nov 05
+*usr_10.txt*	For Vim version 7.3a.  Last change: 2006 Nov 05
 
 		     VIM USER MANUAL - by Bram Moolenaar