Increment Exchange version number.

Change-Id: I0b78665ba79c49fc95149adbcd222b8761e42097
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index bcc5512..670a0d1 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -17,7 +17,7 @@
 <manifest
     xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.exchange"
-    android:versionCode="500026" >
+    android:versionCode="500027" >
 
     <uses-permission
         android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>