them ham download tong quat
fix loi close stream, update link
them project download hang loat su dung async
fix some bug
sua loi ket noi
Merge branch 'staging_hieund' into staging

Conflicts:
	RssReaderTestGraphic/src/com/example/rssreadertest/CustomListAdapter.java
	RssReaderTestGraphic/src/com/example/rssreadertest/MainActivity.java
	RssReaderTestText/src/com/example/xmlparser/MainActivity.java