Add SettingsActivity

Change-Id: I26d9f90fe18bd7723f1c3c0c9fafbb659cb2f020
diff --git a/java/AndroidManifest.xml b/java/AndroidManifest.xml
index cb0a9a2..5746639 100644
--- a/java/AndroidManifest.xml
+++ b/java/AndroidManifest.xml
@@ -21,7 +21,7 @@
             <meta-data android:name="android.view.im" android:resource="@xml/method" />
         </service>
 
-        <activity android:name="Settings" android:label="@string/english_ime_settings">
+        <activity android:name="SettingsActivity" android:label="@string/english_ime_settings">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
             </intent-filter>