Workaround JRUBY-5678 (1.6.x) with custom Context.mktmpdir
Fix TestContextRput for jruby 1.6.x: use chmod( numeric )
Add comment on test skip for jruby versions
Update aws-sdk to latest release
Add some EC2 related FIXMEs
Add MDRaid raw unmount_device opt-in

AWS instance or ephemeral storage will oft come pre-mounted (Amazon
Linux, Ubuntu?) in the wrong place, wrong filesystem. This makes it
possible to redo such a mount.
AWS rdoc
Space.ssh_host_name rdoc
Split out relativize and caller_path methods to PathUtil
Space.use_provider, relative aws.json, Main.profile, base
EC2: Don't write the :all host role since its always implied.
Users.ssh_user_pem relative to sync file. Disable with warning if not found.
AmazonWS is a less silly name
Merge branch 'jruby-1.6' into dev
Merge branch 'aws-provider' into dev