Change LOCAL_SDK_VERSION to current.

bug:7208909

Change-Id: Ifa03d6eea219115a03da6f8138c6fcb2922e4c57
diff --git a/Android.mk b/Android.mk
index e2914bb..209c7d5 100644
--- a/Android.mk
+++ b/Android.mk
@@ -22,7 +22,7 @@
 
 LOCAL_OVERRIDES_PACKAGES := Gallery Gallery3D GalleryNew3D
 
-LOCAL_SDK_VERSION := 16
+LOCAL_SDK_VERSION := current
 
 # If this is an unbundled build (to install seprately) then include
 # the libraries in the APK, otherwise just put them in /system/lib and