WIP: DNS support.
ByteBufferList: fix order on elements

Change-Id: I2ecd79ed42198b884d5eaca1f42bc98bb05294e0
Merge branch 'master' of https://github.com/koush/AndroidAsync

# By Koushik Dutta
# Via Koushik Dutta
* 'master' of https://github.com/koush/AndroidAsync:
  WIP: DNS support. ByteBufferList: fix order on elements