Added a permission for receiving the broadcast intent to close issue #8

- Changed the broadcast intent name
- PortalStateChangedReceiver: all it was doing was updating the
notification, but the service does this itself
- Translated permission strings for issue #6

src/AndroidManifest.xml

@@ -10,7 +10,14 @@
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
     <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="com.zachklipp.captivate.permission.ACCESS_PORTAL_STATE"/>
     <uses-feature android:name="android.hardware.touchscreen" android:required="false"/>
+    <permission
+        android:name="com.zachklipp.captivate.permission.ACCESS_PORTAL_STATE" 
+        android:label="@string/portal_state_perm_label" 
+        android:description="@string/portal_state_perm_desc"
+        android:permissionGroup="android.permission-group.NETWORK" 
+        android:protectionLevel="normal" />
 
     <application
         android:name="Application"
@@ -30,11 +37,6 @@
                 <action android:name="android.net.wifi.STATE_CHANGE"/>
             </intent-filter>
         </receiver>
-        <receiver android:name=".service.PortalStateChangedReceiver">
-            <intent-filter>
-                <action android:name="com.zachklipp.captivate.ACTION_PORTAL_STATE_CHANGED"/>
-            </intent-filter>
-        </receiver>
         <activity android:name="AboutActivity" android:label="@string/about_title"></activity>
         <service android:name=".service.PortalDetectorService">
         </service>

src/res/values-es/strings.xml

@@ -1,5 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+
+    <string name="portal_state_perm_label">acceder estado de portal cautivo</string>
+    <string name="portal_state_perm_desc">Permite que la aplicación para determinar si el dispositivo está detrás de un portal cautivo.</string>
+
     <string name="ok">Aceptar</string>
 
     <string name="notification_title">Hotspot Captive Detectado</string>

src/res/values-fr/strings.xml

@@ -1,5 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+
+    <string name="portal_state_perm_label">accéder à l\'état de portail captif</string>
+    <string name="portal_state_perm_desc">Permet à l\'application afin de déterminer si l\'appareil se trouve derrière un portail captif.</string>
+
     <string name="ok">OK</string>
 
     <string name="notification_title">Hotspot détecté en captivité</string>

src/res/values-tr/strings.xml

@@ -1,5 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+
+    <string name="portal_state_perm_label">esir portalı durumuna erişmek</string>
+    <string name="portal_state_perm_desc">Cihaz bir esir portalı arkasında olup olmadığını belirlemek için uygulama sağlar.</string>
+
     <string name="ok">Tamam</string>
 
     <string name="notification_title">Esir Hotspot Tespit</string>

src/res/values/strings.xml

@@ -9,6 +9,9 @@
 
     <!-- Localizable strings -->
 
+    <string name="portal_state_perm_label">access captive portal state</string>
+    <string name="portal_state_perm_desc">Allows the application to determine if the device is behind a captive portal.</string>
+
     <string name="ok">OK</string>
 
     <string name="notification_title">Captive Hotspot Detected</string>

src/src/com/zachklipp/captivate/service/PortalDetectorService.java

@@ -21,9 +21,10 @@ public static interface StorageBackendFactory
     public StateMachineStorage.StorageBackend create(Context context, PortalDetector detector);
   }
 
-  private static final String INTENT_NAMESPACE = "com.zachklipp.captivate.";
+  private static final String INTENT_NAMESPACE = "com.zachklipp.captivate.intent.";
 
   // For broadcast intent
+  public static final String ACCESS_PORTAL_STATE_PERMISSION = "com.zachklipp.captivate.permission.ACCESS_PORTAL_STATE";
   public static final String ACTION_PORTAL_STATE_CHANGED = INTENT_NAMESPACE + "ACTION_PORTAL_STATE_CHANGED";
   public static final String EXTRA_CAPTIVE_PORTAL_STATE = INTENT_NAMESPACE + "EXTRA_CAPTIVE_PORTAL_STATE";
   public static final String EXTRA_CAPTIVE_PORTAL_INFO = INTENT_NAMESPACE + "EXTRA_CAPTIVE_PORTAL_INFO";
@@ -143,7 +144,7 @@ private void sendStateChangedBroadcast()
     Log.i(String.format("Broadcasting portal state change. new state=%s, portal=%s",
         state, portal));
 
-    sendBroadcast(intent);
+    sendBroadcast(intent, ACCESS_PORTAL_STATE_PERMISSION);
   }
 
   private static Intent createStateChangedBroadcastIntent(State state, PortalInfo portal)