Updated project.properties for v7/mediarotuer and v7/appcompat.

Bug: 13589880
Change-Id: Ie8ce76975bd835ebc34d2ab68d054d680d8e7521
diff --git a/v7/appcompat/project.properties b/v7/appcompat/project.properties
index dfa4dd0..91d2b02 100644
--- a/v7/appcompat/project.properties
+++ b/v7/appcompat/project.properties
@@ -11,5 +11,5 @@
 #proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
 
 # Project target.
-target=android-16
+target=android-19
 android.library=true