Merge pull request akka#244 from 2m/wip/doc-ordering-fixes/2m

Fix alphabetical ordering in the docs

Merge pull request akka#190 from akka/wip-akka-dep-patriknw

update to latest akka and akka-http

Merge pull request akka#146 from akka/wip-additional_headers-patriknw

 Add metadata headers when uploading objects

Merge pull request akka#128 from akka/wip-format2-patriknw

format the code

Merge pull request akka#105 from akka/wip-format-patriknw

format the code

Merge pull request akka#85 from 2m/wip-fix-api-links

Fix links to docs

Merge pull request akka#29 from 2m/wip-use-common-bintray-package

Use common bintray package