First pass at Telephony broadcasts

This is a first pass at restoring the old Telephony API. Certain
Intents need to be broadcast, such as NEW_OUTGOING_CALL, in order to
keep third-party apps compatible.

Change-Id: Id612d421fd055ae238f99275d656c4650e496ee5
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index ba59002..02f7efb 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -29,7 +29,7 @@
     <uses-sdk android:minSdkVersion="19" />
 
     <application android:name="TelecommApp"
-            android:persistent="false"
+            android:persistent="true"
             android:label="@string/telecommAppLabel"
             android:icon="@mipmap/ic_launcher_phone"
             android:supportsRtl="true">