VOL-3029 - Changed flow hashing to only take into account tableId, priority, and match.

Also optimized hash computation.
Also modified FlowMatch() and FindFlows() to use a simple comparison based on the hash (flow.Id).

Change-Id: Ic82f340405fd3eb2d0a683e3d552759145097f8f
diff --git a/VERSION b/VERSION
index 7148b0a..c7a2498 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.1.9
+3.1.10