Kill read settings in preference, clean up res

app/src/main/java/com/hippo/ehviewer/ui/fragment/ReadFragment.java

@@ -1,36 +0,0 @@
-/*
- * Copyright 2016 Hippo Seven
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.hippo.ehviewer.ui.fragment;
-
-import android.os.Bundle;
-
-import androidx.annotation.Nullable;
-
-import com.hippo.ehviewer.R;
-
-public class ReadFragment extends BasePreferenceFragment {
-
-    @Override
-    public void onCreatePreferences(@Nullable Bundle savedInstanceState, String rootKey) {
-        addPreferencesFromResource(R.xml.read_settings);
-    }
-
-    @Override
-    public int getFragmentTitle() {
-        return R.string.settings_read;
-    }
-}