Add role name and user fileds to role source #104 #105

[brendanheywood]

Closes #104 #105

[marcusboon]

Needs unit tests update

1) mod_cms\datasource_roles_test::test_get_data
Undefined property: stdClass::$coursealias

/var/www/site/mod/cms/classes/local/datasource/roles.php:131
/var/www/site/mod/cms/classes/local/datasource/base.php:242
/var/www/site/mod/cms/classes/local/renderer.php:58
/var/www/site/mod/cms/classes/local/renderer.php:164
/var/www/site/mod/cms/classes/local/renderer.php:150
/var/www/site/mod/cms/classes/local/renderer.php:129
/var/www/site/mod/cms/classes/local/lib.php:105
/var/www/site/mod/cms/lib.php:109
/var/www/site/course/modlib.php:137
/var/www/site/course/lib.php:3277
/var/www/site/mod/cms/tests/fixtures/test_import2_trait.php:79
/var/www/site/mod/cms/tests/datasource_roles_test.php:95
/var/www/site/lib/phpunit/classes/advanced_testcase.php:80

2) mod_cms\renderer_test::test_get_data
Undefined property: stdClass::$email

/var/www/site/mod/cms/classes/local/datasource/roles.php:145
/var/www/site/mod/cms/classes/local/datasource/base.php:242
/var/www/site/mod/cms/classes/local/renderer.php:58
/var/www/site/mod/cms/tests/renderer_test.php:62
/var/www/site/lib/phpunit/classes/advanced_testcase.php:80

ERRORS!
Tests: 49, Assertions: 193, Errors: 2.