Add location provider selection

res/values/strings.xml

@@ -18,6 +18,16 @@
     <string name="settings_status_on">Stop</string>
     <string name="settings_status_off_summary">Service stopped</string>
     <string name="settings_status_on_summary">Service running</string>
+    <string name="settings_provider_title">Location provider</string>
+    <string name="settings_provider_summary">Source of location data</string>
+    <string-array name="settings_provider_names">
+        <item>GPS provider</item>
+        <item>Network provider</item>
+    </string-array>
+    <string-array name="settings_provider_values">
+        <item>gps</item>
+        <item>network</item>
+    </string-array>
 
     <string name="menu_status">Status</string>
     <string name="menu_about">About</string>