Remove adding custom board codes

Clover/app/src/main/java/org/floens/chan/ui/activity/BoardEditor.java

@@ -219,24 +219,11 @@ public class BoardEditor extends Activity {
         }
 
         // Unknown
-        String message = getString(R.string.board_add_unknown).replace("CODE", value);
-        final String finalValue = value;
-        new AlertDialog.Builder(this).setTitle(R.string.board_add_unknown_title).setMessage(message)
-                .setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() {
-                    @Override
-                    public void onClick(DialogInterface dialog, int which) {
-                        if (list != null) {
-                            Board b = new Board(finalValue, finalValue, true, true);
-                            list.add(b);
-                            adapter.notifyDataSetChanged();
-                            boardManager.getAllBoards().add(b);
-                        }
-                    }
-                }).setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
-            @Override
-            public void onClick(DialogInterface dialog, int which) {
-            }
-        }).create().show();
+        new AlertDialog.Builder(this)
+                .setTitle(R.string.board_add_unknown_title)
+                .setMessage(getString(R.string.board_add_unknown, value))
+                .setPositiveButton(R.string.ok, null)
+                .show();
     }
 
     private void showAddBoardDialog() {

Clover/app/src/main/res/values/strings.xml

@@ -80,7 +80,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     <string name="board_add_success">Added board</string>
     <string name="board_add_duplicate">Board already added</string>
     <string name="board_add_unknown_title">Unknown board code</string>
-    <string name="board_add_unknown">The board with code CODE is not known. Press OK to add it anyway.</string>
+    <string name="board_add_unknown">The board with code %1$s is not known.</string>
     <string name="board_edit_enable_filler">Show filler</string>
     <string name="board_delete">Remove board?</string>