Remove update button

It's confusing because it does not update the repo details view.

F-Droid/res/layout/repodetails.xml

@@ -102,13 +102,6 @@
             android:textStyle="bold"
             android:paddingTop="@dimen/form_label_top"/>
 
-        <Button
-            android:id="@+id/btn_update"
-            android:layout_centerHorizontal="true"
-            android:text="@string/repo_update"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"/>
-
         <ImageView
             android:id="@+id/qr_code"
             android:src="@drawable/swap_qr_example"

F-Droid/res/menu/repo_details_activity.xml

@@ -2,11 +2,6 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
-    <item
-        android:id="@+id/menu_update"
-        android:icon="@drawable/ic_refresh_white"
-        android:title="@string/repo_update"
-        app:showAsAction="always|withText" />
     <item
         android:id="@+id/menu_delete"
         android:icon="@drawable/ic_delete_white"
@@ -18,4 +13,4 @@
         android:title="@string/enable_nfc_send"
         app:showAsAction="ifRoom|withText" />
 
-</menu>
+</menu>

F-Droid/src/org/fdroid/fdroid/views/RepoDetailsActivity.java

@@ -2,7 +2,6 @@ package org.fdroid.fdroid.views;
 
 import android.annotation.TargetApi;
 import android.content.BroadcastReceiver;
-import android.content.ContentValues;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
@@ -21,7 +20,6 @@ import android.text.TextUtils;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
-import android.widget.Button;
 import android.widget.TextView;
 import android.widget.Toast;
 
@@ -66,7 +64,6 @@ public class RepoDetailsActivity extends ActionBarActivity {
      */
     private static final int[] HIDE_IF_EXISTS = {
             R.id.text_not_yet_updated,
-            R.id.btn_update
     };
     private Repo repo;
     private long repoId;
@@ -109,14 +106,6 @@ public class RepoDetailsActivity extends ActionBarActivity {
         TextView inputUrl = (TextView) findViewById(R.id.input_repo_url);
         inputUrl.setText(repo.address);
 
-        Button update = (Button) repoView.findViewById(R.id.btn_update);
-        update.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                performUpdate();
-            }
-        });
-
         Uri uri = Uri.parse(repo.address);
         uri = uri.buildUpon().appendQueryParameter("fingerprint", repo.fingerprint).build();
         String qrUriString = uri.toString().toUpperCase(Locale.ENGLISH);
@@ -207,9 +196,6 @@ public class RepoDetailsActivity extends ActionBarActivity {
             case android.R.id.home:
                 NavUtils.navigateUpFromSameTask(this);
                 return true;
-            case R.id.menu_update:
-                performUpdate();
-                return true;
             case R.id.menu_delete:
                 promptForDelete();
                 return true;
@@ -328,19 +314,6 @@ public class RepoDetailsActivity extends ActionBarActivity {
         lastUpdated.setText(lastUpdate);
     }
 
-    /**
-     * When an update is performed, notify the listener so that the repo
-     * list can be updated. We will perform the update ourselves though.
-     */
-    private void performUpdate() {
-        // Ensure repo is enabled before updating...
-        ContentValues values = new ContentValues(1);
-        values.put(RepoProvider.DataColumns.IN_USE, 1);
-        RepoProvider.Helper.update(this, repo, values);
-
-        UpdateService.updateRepoNow(repo.address, this);
-    }
-
     private void promptForDelete() {
         new AlertDialog.Builder(this)
                 .setTitle(R.string.repo_confirm_delete_title)