now ssh connection plugin will only pass user as an option to ssh if it is
differnt from the current user. This should enable overrides for user in
.ssh/config w/o breaking any current functionality.

Signed-off-by: Brian Coca <briancoca+dev@gmail.com>
Merge branch 'ssh_config_user_overrides' of git://github.com/bcoca/ansible into devel
Disable a test temporarily
Standardize test output
Update changelog