Use 2.2.0b0 for consistency with earlier Mininet releases

INSTALL

@@ -2,7 +2,7 @@
 Mininet Installation/Configuration Notes
 ----------------------------------------
 
-Mininet 2.2b0
+Mininet 2.2.0b0
 ---
 
 The supported installation methods for Mininet are 1) using a

LICENSE

-Mininet 2.2b0 License
+Mininet 2.2.0b0 License
 
 Copyright (c) 2013 Open Networking Laboratory
 Copyright (c) 2009-2012 Bob Lantz and The Board of Trustees of

README.md

@@ -3,7 +3,7 @@ Mininet: Rapid Prototyping for Software Defined Networks
 
 *The best way to emulate almost any network on your laptop!*
 
-Version 2.2b0
+Version 2.2.0b0
 
 ### What is Mininet?
 
@@ -66,9 +66,9 @@ Mininet includes:
 
   `mn -c`
 
-### New features in 2.2b0
+### New features in this release
 
-Mininet 2.2b0 provides a number of bug fixes as well as
+This release provides a number of bug fixes as well as
 several new features, including:
 
 * Improved OpenFlow 1.3 support
@@ -132,7 +132,7 @@ hard work that Mininet continues to grow and improve.
 Best wishes, and we look forward to seeing what you can do with
 Mininet to change the networking world!
 
-The Mininet 2.2b0 Core Team:
+The Mininet Core Team:
 
 * Bob Lantz
 * Brian O'Connor

mininet/net.py

@@ -106,7 +106,7 @@
 from mininet.term import cleanUpScreens, makeTerms
 
 # Mininet version: should be consistent with README and LICENSE
-VERSION = "2.2b0"
+VERSION = "2.2.0b0"
 
 class Mininet( object ):
     "Network emulation with hosts spawned in network namespaces."