添加应用介绍窗口

positions/src/main/res/layout/activity_about.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:orientation="vertical"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent">
+
+	<cc.winboll.studio.libaes.views.ASupportToolbar
+		android:layout_width="match_parent"
+		android:layout_height="@dimen/toolbar_height"
+		android:id="@+id/toolbar"
+		android:gravity="center_vertical"/>
+
+	<cc.winboll.studio.libappbase.views.AboutView
+		android:layout_width="match_parent"
+		android:layout_height="0dp"
+		android:layout_weight="1.0"
+		android:id="@+id/aboutview"/>
+
+</LinearLayout>

positions/src/main/res/menu/toolbar_main.xml

@@ -5,5 +5,8 @@
     <item
         android:id="@+id/item_settings"
         android:title="Settings"/>
-    
+	
+    <item
+        android:id="@+id/item_about"
+        android:title="@string/item_about"/>
 </menu>

positions/src/main/res/values-zh/strings.xml

@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string name="app_name">悟空笔记</string>
+    <string name="app_description">安卓位置应用，有关于地理位置的相关应用。</string>
+    <string name="item_about">关于</string>
 </resources>

positions/src/main/res/values/strings.xml

@@ -1,6 +1,8 @@
 <resources>
     <string name="app_name">Positions</string>
+    <string name="app_description">Android location-based apps, including those related to geolocation.</string>
 	<string name="appplus_name">PositionsPlus</string>
+    <string name="item_about">About</string>
 	<string name="open_appplus">Open APP Plus</string>
 	<string name="close_appplus">Close APP Plus</string>
 	<string name="appplus_open_disabled">APP Plus Open Disable</string>