Fix some erroneous remarks introduced previously by myself.

MAINTENANCE

@@ -248,17 +248,15 @@ Step 4)
 
   ./generate-alberta-automakefiles.sh
 
-Step 5)
-  Reconfigure ALBERTA with the following (additional) switches:
+  Then run remake all Makefile.in's (and all other auto-generated files):
+
+  autoreconf
 
-  --enable-el-index
-  --enable-alberta-12
-  --enable-alberta-13
-  --enable-alberta-23
-  --enable-maintainer-mode
+Step 5)
+  Reconfigure ALBERTA with the additional switch
+  "--enable-maintainer-mode":
 
-  and make sure you have GRAPE installed and ALBERTA's configure
-  script finds it.
+  ./configure BLABLABLA --enable-maintainer-mode
 
 Step 6)
   Do "[g]make dist" at the top level.  This creates alberta-1.2.tar.gz