3.1.0

Change-Id: Iab21513c7d703304a4591fdf5af1317e2336a8a7
diff --git a/variables.h b/variables.h
index 3446902..e73afa6 100644
--- a/variables.h
+++ b/variables.h
@@ -17,7 +17,7 @@
 #ifndef _VARIABLES_HEADER_
 #define _VARIABLES_HEADER_
 
-#define TW_MAIN_VERSION_STR       "3.0.3"
+#define TW_MAIN_VERSION_STR       "3.1.0"
 #define TW_VERSION_STR TW_MAIN_VERSION_STR TW_DEVICE_VERSION
 
 #define TW_USE_COMPRESSION_VAR      "tw_use_compression"