Search is now handled by TrackListActivity and MarkerListActivity.

* data is loaded via cursor,
* removed custom ranking (handled in database),
* search text is wrapped with wildcards, and
* search view can be closed by back button.

Fixes #492.

src/main/res/layout/search_list.xml

@@ -1,32 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-Copyright 2012 Google Inc.
-
-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.
--->
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical">
-
-    <include layout="@layout/toolbar" />
-
-    <ListView
-        android:id="@+id/search_list"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent" />
-
-    <TextView
-        android:id="@+id/search_list_empty"
-        style="@style/ListEmptyTextView"
-        android:text="@string/search_list_empty_message" />
-</LinearLayout>

src/main/res/xml/searchable.xml

@@ -2,6 +2,4 @@
 <searchable xmlns:android="http://schemas.android.com/apk/res/android"
     android:hint="@string/menu_search"
     android:includeInGlobalSearch="false"
-    android:label="@string/app_name"
-    android:queryAfterZeroResults="true"
-    android:searchSettingsDescription="@string/search_global_description" />
+    android:label="@string/app_name" />