Switch to calling the api

[eileenmcnaughton]

Overview

Switches from direct BAO Membership::create to api in tested code place

Before

CRM_Member_BAO_Membership::create($params);

After

civicrm_api3('Membership', 'create', $params);

Technical Details

Working on getting rid of direct BAO calls as a step towards cleaning up the Membership create function so we can sort out v4

Comments

Test cover in
api_v3_ContactTest.testMergeOrganizations

[civibot]

(Standard links)

• If this is your first pull-request for CiviCRM, please browse CONTRIBUTING.md for information about the development and testing processes.
• If you are reviewing this pull-request, you may wish to consult the test sites and the Review Standards (long template, short template).