Added index for LOAD_FILE() to manual.

Docs/manual.texi:
  Added index for LOAD_FILE()
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

BitKeeper/etc/logging_ok

-sasha@mysql.sashanet.com
-sasha@work.mysql.com
-tim@threads.polyesthetic.msg
+jcole@tetra.bedford.progress.com

Docs/manual.texi

@@ -16200,6 +16200,7 @@ mysql> select UCASE('Hej');
 This function is multi-byte safe.
 
 @findex FILE
+@findex LOAD_FILE()
 @item LOAD_FILE(file_name)
 Reads the file and returns the file contents as a string.  The file
 must be on the server, you must specify the full pathname to the