JSCBC-13: All code should be uniform

Use astyle on the io code (except for the generated code)

Change-Id: I4f7b4bae9cf96b854300cced5d35ca1d51036abd
Reviewed-on: http://review.couchbase.org/23866
Tested-by: Trond Norbye <trond.norbye@gmail.com>
Reviewed-by: Sergey Avseyev <sergey.avseyev@gmail.com>