Giant patch of changes to support OpenFlow 1.3

The following people have contributed to this patch:
- Ali Al-Shabibi <alshabibi.ali@gmail.com>
- Ayaka Koshibe <ayaka@onlab.us>
- Brian O'Connor <bocon@onlab.us>
- Jonathan Hart <jono@onlab.us>
- Matteo Gerola <mgerola@create-net.org>
- Michele Santuari <michele.santuari@create-net.org>
- Pavlin Radoslavov <pavlin@onlab.us>
- Saurav Das <sauravdas@alumni.stanford.edu>
- Toshio Koide <t-koide@onlab.us>
- Yuta HIGUCHI <y-higuchi@onlab.us>

The patch includes the following changes:
- New Floodlight I/O loop / state machine
- New switch/port handling
- New role management (incl. Role.EQUAL)
- Added Floodlight debug framework
- Updates to Controller.java
- Move to Loxigen's OpenflowJ library
- Added OF1.3 support
- Added support for different switches (via DriverManager)
- Updated ONOS modules to use new APIs
- Added and updated unit tests

Change-Id: Ic70a8d50f7136946193d2ba2e4dc0b4bfac5f599
diff --git a/src/main/java/net/floodlightcontroller/util/OFMessageDamper.java b/src/main/java/net/floodlightcontroller/util/OFMessageDamper.java
index 5faf38e..90bee76 100644
--- a/src/main/java/net/floodlightcontroller/util/OFMessageDamper.java
+++ b/src/main/java/net/floodlightcontroller/util/OFMessageDamper.java
@@ -133,7 +133,8 @@
                          FloodlightContext cntx, boolean flush)
             throws IOException {
         if (!msgTypesToCache.contains(msg.getType())) {
-            sw.write(msg, cntx);
+            // XXX S commenting out old message writes
+		//sw.write(msg, cntx);
             if (flush) {
                 sw.flush();
             }
@@ -145,7 +146,8 @@
             // entry exists in cache. Dampening.
             return false;
         } else {
-            sw.write(msg, cntx);
+            // XXX S commenting out old message writes
+		// sw.write(msg, cntx);
             if (flush) {
                 sw.flush();
             }