Updates to PHP samples to habndle new LRS Account Services.
Update LrsAccount.php
Update AddActivityProviderSample.php
Update CourseExistsSample.php
Update DeleteActivityProviderSample.php
Update EditActivityProviderSample.php
Update LrsAccount.php
Update LrsAccount.php
Update PHPReportageTest.php
Update LrsAccountService.php
Fix typos
Update LrsAccountService.php
Merge pull request #6 from RusticiSoftware/tj-lrs-account-samples

Updates to PHP samples to habndle new LRS Account Services.