Issue 98 - Use the libadblockplus update mechanism

src/org/adblockplus/android/Preferences.java

 /*
  * This file is part of Adblock Plus <http://adblockplus.org/>,
  * Copyright (C) 2006-2014 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 266 matching lines @@
         final Uri uri = Uri.parse(getString(R.string.configuring_url));
         final Intent intent = new Intent(Intent.ACTION_VIEW, uri);
         startActivity(intent);
         return true;
       case R.id.menu_about:
         showDialog(ABOUT_DIALOG);
         return true;
       case R.id.menu_advanced:
         startActivity(new Intent(this, AdvancedPreferences.class));
         return true;
+      case R.id.menu_update:
+        AdblockPlus.getApplication().checkUpdates();
+        return true;
       default:
         return super.onOptionsItemSelected(item);
     }
   }
 
   private void setAcceptableAdsEnabled(final boolean enabled)
   {
     final CheckBoxPreference acceptableAdsPreference =
         (CheckBoxPreference) findPreference(getString(R.string.pref_acceptableads));
     acceptableAdsPreference.setChecked(enabled);
@@ skipping 270 matching lines @@
     subscriptionSummary = state.getString("subscriptionSummary");
   }
 
   @Override
   protected void onSaveInstanceState(final Bundle outState)
   {
     outState.putString("subscriptionSummary", subscriptionSummary);
     super.onSaveInstanceState(outState);
   }
 }