File list (Check if you may need any files):
ExpandableListViewDemo\ExpandableListViewDemo\.classpath
......................\......................\.project
......................\......................\AndroidManifest.xml
......................\......................\ic_launcher-web.png
......................\......................\proguard-project.txt
......................\......................\project.properties
......................\......................\.settings\org.eclipse.jdt.core.prefs
......................\......................\bin\AndroidManifest.xml
......................\......................\...\classes.dex
......................\......................\...\ExpandableListViewDemo.apk
......................\......................\...\jarlist.cache
......................\......................\...\resources.ap_
......................\......................\...\classes\com\bo\Group.class
......................\......................\...\.......\...\..\People.class
......................\......................\...\.......\...\example\expandable\BuildConfig.class
......................\......................\...\.......\...\.......\..........\MainActivity$ChildHolder.class
......................\......................\...\.......\...\.......\..........\MainActivity$GroupHolder.class
......................\......................\...\.......\...\.......\..........\MainActivity$MyexpandableListAdapter.class
......................\......................\...\.......\...\.......\..........\MainActivity.class
......................\......................\...\.......\...\.......\..........\R$attr.class
......................\......................\...\.......\...\.......\..........\R$color.class
......................\......................\...\.......\...\.......\..........\R$drawable.class
......................\......................\...\.......\...\.......\..........\R$id.class
......................\......................\...\.......\...\.......\..........\R$layout.class
......................\......................\...\.......\...\.......\..........\R$menu.class
......................\......................\...\.......\...\.......\..........\R$string.class
......................\......................\...\.......\...\.......\..........\R$style.class
......................\......................\...\.......\...\.......\..........\R.class
......................\......................\...\dexedLibs\android-support-v4-4c8c9e26bc821be44ba4c4a3145e9a9b.jar
......................\......................\...\.........\android-support-v4-4d3581f8491cf2c932a03663742c3bd6.jar
......................\......................\...\res\drawable-hdpi\collapse.png
......................\......................\...\...\.............\expanded.png
......................\......................\...\...\.............\ic_action_search.png
......................\......................\...\...\.............\ic_launcher.png
......................\......................\...\...\.........ldpi\ic_launcher.png
......................\......................\...\...\.........mdpi\ic_action_search.png
......................\......................\...\...\.............\ic_launcher.png
......................\......................\...\...\.........xhdpi\ic_action_search.png
......................\......................\...\...\..............\ic_launcher.png
......................\......................\gen\com\example\expandable\BuildConfig.java
......................\......................\...\...\.......\..........\R.java
......................\......................\libs\android-support-v4.jar
......................\......................\res\drawable\child_bg.xml
......................\......................\...\........\selector_group.xml
......................\......................\...\........\selector_item.xml
......................\......................\...\........-hdpi\collapse.png
......................\......................\...\.............\expanded.png
......................\......................\...\.............\ic_action_search.png
......................\.............