am fad8ad16: Update target to 19.

* commit 'fad8ad160e966a437c1e3587a12c8c019f544036':
  Update target to 19.
diff --git a/project.properties b/project.properties
index 484dab0..91d2b02 100644
--- a/project.properties
+++ b/project.properties
@@ -11,5 +11,5 @@
 #proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
 
 # Project target.
-target=android-17
+target=android-19
 android.library=true