Updating barebones Ruby sample to consume new SDK

- updating README with new run / install steps

- update to stormpath.rb; consumes new Client
Merge pull request #2 from stormpath/enhancements/consume_new_sdk-1

Updating barebones Ruby sample to consume new SDK
Moving CLI-script into its own directory
Updating CLI README title
Starting Sinatra sample app impl
Nuking Gemfile + Rack

- simplifying impl by removing Rack and Gemfile dependency (gems will be installed via CL)
Adding logout route + button
Allow editing of users
Continuing sample app impl

- auth-guarding routes that require account context

- adding create-account screen

- adding password-reset screen

Continuing sample app impl

- auth-guarding routes that require account context

- adding create-account screen

- adding password-reset screen
CSS + markup changes to style demo app
Merge pull request #4 from stormpath/enhancements/add_sinatra_sample-3

Adding a Sinatra sample
Variable name-change to reflect behavior of API
Starting implementation of Rails sample
Implmentation of log in, log out, view users
Correct naming of resource classes
Calling delete on model triggers callbacks
password reset operates on email - not username
Add Password Reset and Edit
Verify accounts from a token
Users controller now displays messaging after ops

- show a success message after creating a user

- show a success message after editing a user