Tweak README for compatibility with markdown.

README

 Babel
-*****
+=====
 
 Babel is a loop-avoiding distance-vector routing protocol roughly
 based on HSDV and AODV, but with provisions for link cost estimation
@@ -7,7 +7,7 @@ and redistribution of routes from other routing protocols.
 
 
 Installation
-************
+============
 
     $ make
     $ su -c 'make install'
@@ -22,10 +22,10 @@ On Mac OS X, you'll need to do
 
 
 Setting up a network for use with Babel
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+=======================================
 
 1. Set up every node's interface
-================================
+--------------------------------
 
 On every node, set up the wireless interface:
 
@@ -33,7 +33,7 @@ On every node, set up the wireless interface:
     # ip link set up dev eth1
 
 2. Set up every node's IP addresses
-===================================
+-----------------------------------
 
 You will need to make sure that all of your nodes have a unique IPv6
 address, and/or a unique IPv4 address.
@@ -64,7 +64,7 @@ interface.  This can be done by running e.g.
 
 
 3. Start the routing daemon
-===========================
+---------------------------
 
 Run Babel on every node, specifying the set of interfaces that it
 should consider:
@@ -78,7 +78,7 @@ the Babel network, just list them all:
 
 
 4. Setting up an Internet gateway
-=================================
+---------------------------------
 
 If you have one or more Internet gateways on your mesh network, you
 will want to set them up so that they redistribute the default route.
@@ -114,4 +114,4 @@ may want to consider autoconfiguring your routing domain using AHCP:
 
     http://www.pps.jussieu.fr/~jch/software/ahcp/
 
-                                        Juliusz Chroboczek
+-- Juliusz Chroboczek