use winrm-s
add winrm-s dep in gemfile.
minor fixes
unit test for winrm-s
rspec context
lock rspec to 2.14.* for now
revert rspec version lock and update .rspec to fix documentation alias for rspec3.
fix rspec 3 deprecations
require winrm-s only for windows
use master branch of winrm-s
fix rspec 3 deprecations
lock rspec to ~> 3.0
monkey patch test for windows.
remove todo comment
remove git reference to winrm-s as its released to rubygems
remove windows_only dependency in unit tests
Merge pull request #79 from ClogenyTechnologies/kd/winrm-s

using winrm-s gem for auth using sspi negotiate protocol