knife-openstack integration tests prototype
updated rubygems source
fixed required gems
better file handling
Creating a dummy knife.rb
adding *.pem to ignore list
Initial implementation for windows bootstrap integration test.
Code refactoring

this code is moved to knife-cloud
code refactoring

This code is moved under knife-cloud
code re-factor and additional test cases
adding knife-cloud dependency
validating if config file is present
Refactored few options in the spec file.
Added Linux vm creation specific test-cases.
Added Windows specific test-cases.
Added a new test-case for incorrect ssh-key file.
Refactored some redundant code.
knife-openstack integration tests prototype
updated rubygems source
fixed required gems