Turned the exercise script into a limited test.
Added is password function to rest client
Corrected incorrect tear down in the Rakefile
modified: Rakefile
modified: test/api/1333_auth_rate.rb
modified: test/api/lib/beef_rest_client.rb
1333_auth_rate - multiple cyles of api auth requests at different
speeds.
Fast auth attempts should block
Solwer attempts, when valid should succeed
modified: Rakefile
renamed: test/api/beef_rest.rb -> test/api/1333_auth_rate.rb
Added beef_rest_client based on the beef rest api found in tools/lib
Added mass auth attempts
Adjusted test_constants to use environment variables -- to use with
rake.
Eventually should be a test
