Merge changes from topic 'fingerprint_ui'

* changes:
  Add dialog when user touches fingerprint icon
  Add pulsing animation for find sensor.
  Update fingerprint enroll UI to spec.
diff --git a/res/xml/development_prefs.xml b/res/xml/development_prefs.xml
index 4e8ca0e..c36b3e7 100644
--- a/res/xml/development_prefs.xml
+++ b/res/xml/development_prefs.xml
@@ -128,17 +128,17 @@
 
         <SwitchPreference
             android:key="wifi_verbose_logging"
-            android:title="@string/wifi_verbose_logging" />
+            android:title="@string/wifi_verbose_logging"
             android:summary="@string/wifi_verbose_logging_summary"/>
 
         <SwitchPreference
             android:key="wifi_aggressive_handover"
-            android:title="@string/wifi_aggressive_handover" />
+            android:title="@string/wifi_aggressive_handover"
             android:summary="@string/wifi_aggressive_handover_summary"/>
 
-       <SwitchPreference
+        <SwitchPreference
             android:key="wifi_allow_scan_with_traffic"
-            android:title="@string/wifi_allow_scan_with_traffic" />
+            android:title="@string/wifi_allow_scan_with_traffic"
             android:summary="@string/wifi_allow_scan_with_traffic_summary"/>
 
        <SwitchPreference