add some specs
add chef to runtime dependencies
add rspec to dev dependencies
move IP object mocking to a method
add some more server create specs
sort out Mixlib::CLI#config vs. Chef::Config in server create specs
remove .rspec from repo; add to .gitignore
s/arg/server/ in linode_server_create_spec.rb
Merge pull request #6 from turbovote/specs

[KNIFE-330] I wrote some initial specs for this plugin