Adjust README slightly to be markdown-compatible.

README

@@ -1,12 +1,12 @@
 
     Mininet: A Simple Virtual Testbed for OpenFlow/SDN
                         or
-How to Squeeze an OpenFlow Network onto your Laptop
+    How to Squeeze an OpenFlow Network onto your Laptop
 
 Mininet 2.0.0d2
 
 ---
-Welcome to Mininet!
+**Welcome to Mininet!**
 
 Mininet creates OpenFlow test networks by using process-based
 virtualization and network namespaces.
@@ -22,14 +22,14 @@ handy Python API for creating networks of varying sizes and topologies.
 In order to run Mininet, you must have:
 
 * A Linux kernel compiled with network namespace support
-  enabled (see INSTALL for additional information.)
+  enabled (see `INSTALL` for additional information.)
 
 * An OpenFlow implementation (either the reference user or kernel
   space implementations, or Open vSwitch.) Appropriate kernel modules
   (e.g. tun and ofdatapath for the reference kernel implementation) must
   be loaded.
 
-* Python, bash, ping, iperf, etc.
+* Python, `bash`, `ping`, `iperf`, etc.
 
 * Root privileges (required for network device access)
 
@@ -42,7 +42,7 @@ Currently Mininet includes:
   topologies (Topo subclasses.) For example, a tree network may be created
   with the command
   
-  # mn --topo tree,depth=2,fanout=3
+  `# mn --topo tree,depth=2,fanout=3`
   
 - Basic tests, including connectivity (ping) and bandwidth (iperf)
 
@@ -50,15 +50,15 @@ Currently Mininet includes:
   diagnostic commands, as well as the ability to send a command to a
   node. For example,
   
-  mininet> h11 ifconfig -a
+  `mininet> h11 ifconfig -a`
   
-  tells host h11 to run the command 'ifconfig -a'
+  tells host h11 to run the command `ifconfig -a`
 
 - A 'cleanup' command to get rid of junk (interfaces, processes, files in
   /tmp, etc.) which might be left around by Mininet or Linux. Try this if 
   things stop working!
   
-  # mn -c
+  `# mn -c`
   
 - Examples (in the examples/ directory) to help you get started.
 
@@ -68,12 +68,11 @@ However, some preliminary installation notes are included in the INSTALL
 file.
 
 Additionally, much useful information, including a Mininet tutorial,
-is available on the Mininet wiki:
-
-http://openflow.org/mininet
+is available on the [Mininet Wiki](http://openflow.org/mininet).
 
 Enjoy, and good luck!
 
 ---
 Bob Lantz
 rlantz@cs.stanford.edu
+