Increase version number to 2.1.2

Change-Id: Icf504c05946f04e1d851561a58d041506ff3f85f
diff --git a/build.gradle b/build.gradle
index 25c183e..84c0c7f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 apply plugin: 'android-library'
 
 group = 'com.android.support.test.uiautomator'
-version = '2.1.1'
+version = '2.1.2'
 
 // Android Library configuration
 android {