First commit of the native photo viewer.

It compiles but you can't actually get to it
yet. I figured that at some point, this big commit
would have to happen so I'm just doing it now.

Change-Id: I0a7675545ee7708a5eff2e60708f84b151a87114
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 9f5db0e..7fb6a05 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -106,6 +106,12 @@
             </intent-filter>
         </activity>
 
+        <activity
+            android:name=".photo.PhotoViewActivity"
+            android:label="@string/app_name"
+            android:theme="@style/PhotoViewTheme" >
+        </activity>
+
         <provider
             android:authorities="com.android.mail.mockprovider"
             android:label="@string/mock_content_provider"