Merge pull request #65 from chriscummings/master

Fix method signature for #create_orders_shipments.
initial attempt
bump rubygems version
should return empty object for 204, not nil
Add smart pagination capabilities to collection
Clean up exceptions
Added pagination logic
add product resource
dramatically faster brand calls using memo-ization
capitalization
rename method calls
update README
death to 1.8
remove broken ruby versions
These tests were silly, and broken for no good reason; ripped them out
Experimenting with travis ruby version
rbx seems flakey, add it to allowed failures
Merge pull request #69 from mastfish/api-v3

Api update
Added support for Rubinius dependencies
Added Rubinius coverage gem for SimpleCov support