add initial partner code
Add skeleton examples to Partner spec

Add skeleton examples to Partner spec showing which methods will be implemented.
update require in client.rb, use pending keyword

add array-driven require_relative in client.rb
add partner to required file list
use pending keyword in pending partner examples instead of just
  leaving the example body empty.
clean up README.md
add rspec-its
add activesupport dependency
add .DS_Store to .gitignore
snapshot
add vcr
split partner vcr cassettes

Use separate cassettes for #save: one for when id is unknown, and the other for when id is known.
refactor partner.rb

Refactor: add private methods ```create``` and ```has_id?```.
Reduce #save to a ternary operation.
add constructor check

Raise an ArgumentError if the incoming constructor argument is not a Hash.
remove debug print statements and disable Faraday logger.
make response an instance variable
add context levels to Partner#save tests
add test, cassette for #save with invalid attributes
disable rspec example profiling
refactor Partner hash update

Move response parsing and hash updating into a private method
"update_hash_from_response".  This is useful in that it can be
called after get/create/update operations.
add Partner.find(id)

Add Partner.find(id) class method.  Method instantiates a Partner
object and then invokes private methods to get data from the
back-end service and update the object state.  The Partner object
is returned on success.
raise exception when Partner not found

Add Rsbe::Client::RecordNotFound class.
Add code to raise Rsbe::Client::RecordNotFound when Partner.find fails.
Add cassette for case.