Move serialization and retries from Postmark::ApiClient to a new base class Postmark::Client.
Update RSpec version.
Introduce Postmark::AccountApiClient.
Don’t use deprecated #mock method. Use #double instead.
Update travis environment with new requirements.
Introduce two additional RSpec execution filters.
Add #senders, #servers, #get_senders_count and #get_servers_count to Postmark::AccountApiClient class. Introduce improved API to work with collection-type resources. #41
Add #messages, #get_messages_count methods to ApiClient, refactor related #get_messages and #extract_message_path_and_params to support the new underlying API. #41
Add separate unit tests for Postmark::Client#find_each, this allows us to simplify tests for Postmark::AccountApiClient. #41
Fix unit tests on Ruby 1.8.7.
Allow filtering multiple Ruby versions at once in RSpec.
Fix tests failing on Ruby 1.9 and JRuby in 1.9 mode.
Add integration tests for newly added Postmark::AccountApiClient methods. #41
Merge pull request #41 from wildbit/feature/account-api

Add support for the Account API.