Mention location of ALBERTA web-page and ALBERTA manual right at the

beginning, because this is The Right Thing (tm).

README

@@ -22,6 +22,10 @@ at
 Please see the file `COPYING' for information about the availability of
 ALBERTA.
 
+The ALBERTA-manual is located at
+
+	ALBERTA/doc/alberta.{ps,pdf}
+
 Contained in the package are the following sub-packages:
 
                  __________ ALBERTA/ __________ src/ ______|--- 1d/