streaming http response, and retrieving a stream with the http client

this does not work 100%, due to https://github.com/akka/akka/issues/16388

Signed-off-by: Mikolaj Szabo <savingprivateblue@gmail.com>
add eclipse project files to gitignore
add .DS_Store to gitignore
Merge branch 'refs/heads/master' into routing

Conflicts:
	.gitignore
	src/main/scala/examples/example1.scala