modify demo apk name

Author: sakebook

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

@@ -2,7 +2,7 @@
 <resources>
 
     <string name="app_name">ReachabilitySample</string>
-    <string name="title_activity_my">MyActivity</string>
+    <string name="title_activity_my">Reachability Sample</string>
     <string name="hello_world">Hello world!</string>
     <string name="action_settings">Settings</string>
     <string name="title_activity_drawer">DrawerActivity</string>