Merge pull request sendinblue#111 from sendinblue/feature_php_AP-754

wrapper update AP-754

Merge pull request sendinblue#105 from jamalofski/master

Update RequestSMSRecipientExport.php

Merge pull request sendinblue#107 from sendinblue/feature_PHP_AP_653

Feature php ap 653

Merge pull request sendinblue#86 from sendinblue/feature_update-wrap_…

…AP-408

New reseller route to update settings of reseller's child account

Merge pull request sendinblue#86 from sendinblue/feature_update-wrap_…

…AP-408

New reseller route to update settings of reseller's child account

Merge pull request sendinblue#83 from sendinblue/feature_spec-modify

Mixed changes with new APIs

Merge pull request sendinblue#78 from sendinblue/feature_ab-test

A/B testing feature implemented

Merge pull request sendinblue#74 from sendinblue/feature_spec-updates…

…-SABT-mixed

Readme update

Merge pull request sendinblue#72 from sendinblue/feature_spec-updates…

…-SABT-mixed

Mixed changes with new features

Merge pull request sendinblue#69 from sendinblue/feature_new-sms-updates

Report API for SMS campaigns updates & other mixed changes