Author: Jerome Mouneyrac
MDL-28629 more checks during web service authentication
http://git.moodle.org/gw?p=moodle.git;a=commit;h=375c26deb32a6d7843dd70d22ff39022d09f78d1
http://github.com/moodle/moodle/commit/375c26deb32a6d7843dd70d22ff39022d09f78d1
+ 2.1 en [wsaccessuserdeleted,core_webservice]
+ 2.1 en [wsaccessuserexpired,core_webservice]
+ 2.1 en [wsaccessusernologin,core_webservice]
+ 2.1 en [wsaccessusersuspended,core_webservice]
+ 2.1 en [wsaccessuserunconfirmed,core_webservice]