Update submodule version to 3.2

Signed-off-by: Deokgyu Yang <secugyu@gmail.com>
diff --git a/WiringPi b/WiringPi
index 73d5c3f..a81abab 160000
--- a/WiringPi
+++ b/WiringPi
@@ -1 +1 @@
-Subproject commit 73d5c3f3750ac659dc3511cf8c56c082b4fb7b72
+Subproject commit a81abab32556c5580207be867710903155fcc150
diff --git a/setup.py b/setup.py
index 6bc45d5..bae3549 100644
--- a/setup.py
+++ b/setup.py
@@ -66,7 +66,7 @@
 
 setup(
     name = 'odroid_wiringpi',
-    version = '3.1',
+    version = '3.2',
     ext_modules = [ _odroid_wiringpi ],
     py_modules = ["odroid_wiringpi"],
     install_requires=[],