Follow framework API changes

Change-Id: Ieb06a35a65d70d7b65f801814a0a46c9acc80445
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 2b0902e..4b41c7c 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -55,7 +55,7 @@
     <application android:label="@string/settings_label"
             android:icon="@mipmap/ic_launcher_settings"
             android:taskAffinity=""
-            android:theme="@android:style/Theme.Holo.SolidActionBar"
+            android:theme="@android:style/Theme.Holo"
             android:hardwareAccelerated="true">
 
         <!-- Settings -->