make constant lengths for abstracts config params

src/sampleconf/recoll.conf.in

@@ -1,4 +1,4 @@
-# @(#$Id: recoll.conf.in,v 1.10 2006-09-08 08:51:47 dockes Exp $  (C) 2004 J.F.Dockes
+# @(#$Id: recoll.conf.in,v 1.11 2006-09-13 13:53:35 dockes Exp $  (C) 2004 J.F.Dockes
 #
 # Recoll default configuration file. This should be copied to
 #   ~/.recoll/recoll.conf 
@@ -56,6 +56,9 @@ usesystemfilecommand = 1
 # know? (we can otherwise just ignore them)
 indexallfilenames = 1
 
+# Length of abstracts we store while indexing. Longer will make for a
+# bigger db
+# idxabsmlen = 250
 
 # You could specify different parameters for a subdirectory like this:
 #[~/hungariandocs/plain]