outdated README file

[Bill Allombert <Bill.Allombert@math.u-bordeaux1.fr>]

Dear PARI developers,

The README file is awfully outdated. Please find a patch to address that.

Cheers,
Bill.

diff --git a/README b/README
index 2c6aba5..4104f98 100644
--- a/README
+++ b/README
@@ -1,11 +1,11 @@
-This is PARI/GP, version 2.4.x (*).
+This is PARI/GP, version 2.6.x (*).
 
 PARI/GP Number Theory-oriented Computer Algebra System
-        Copyright (C) 2000-2010 The PARI Group, Bordeaux.
+        Copyright (C) 2000-2012 The PARI Group, Bordeaux.
 
 ==========================================================================
 
-To get started, run TeX on the file INSTALL.tex and have a look at the dvi
+To get started, run TeX on the file doc/INSTALL.tex and have a look at the dvi
 (extracted verbatim from Appendix A of the user manual). If you are in a
 hurry, look at INSTALL.txt (ascii file). But a lot of information is missing
 there.
@@ -14,20 +14,14 @@ Typing 'make doc' typesets separate user's manual for GP and libpari,
 a tutorial and reference card in directory doc.
 
 See the files NEW and COMPAT for new features and incompatible changes
-respectively between 2.3 and older versions. See CHANGES for (a terse
+respectively between 2.5 and older versions. See CHANGES for (a terse
 description of) subsequent patches.
 
-The file README.DOS is specific to DOS, OS/2 and Windows 3.1 users.
-The file README.WIN is specific to Windows 3.2 (95/98/2000/NT) users.
-
 For the adventurous:
 * If you want to check up-to-date, but possibly unstable, development
 versions of PARI/GP or do development work yourself, see the file
 README-git.
 
-* Directory Odos/ contains information to compile binaries on DOS-based
-systems (DOS, OS/2, Win3.1, Win95/98/NT/CE).
-
 Afterwards, you're on your own.
 
 ==========================================================================