Implement template listing

Merge pull request #4 from kaushikindianic/847-templates-list

847-templates-list

Support API to change contact's address

Merge pull request #3 from kaushikindianic/549-contact-address-chage

Card #549: Herald: API to change contact's address

Update addContact for API changes

v2.3.1

Update addContact for API changes

Also allow guzzle ^5.0

v2.3.0

Also allow guzzle ^5.0

Allow guzzlehttp/guzzle 4.x AND 6.x

v2.2.0

Merge branch 'master' of github.com:herald-project/herald-client-php

Support list and contact management

Merge pull request #2 from bvklim/master

Add cli usage sample to readme

Bugfix for using baseUrl instead of apiUrl for list/view messages

v2.0.1

Bugfix for using baseUrl instead of apiUrl for list/view messages

Support Herald server: account and library

v2.0.0

v2.0.0: support account and library

Gracefully handle invalid address lists

v1.3.1

Gracefully handle invalid address lists

Return message data as objects

Added models for Template, Layout and Address