* PLT-3073: Implement SAML/Okta Server side (EE) (#3422)
* PLT-3137 Support for SAML configuration
* PLT-3410 SAML Database Store
* PLT-3411 CLI to add Identity Provider Certificate and Service Provider Private Key
* PLT-3409 SAML Interface for EE
* PLT-3139 Handle SAML authentication server side
* Add localization messages
* PLT-3443 SAML Obtain SP metadata
* PLT-3142 Login & Switch to/from SAML
* Remove Certs for Database & Clean SAML Request
* Make required Username, FirstName and LastName
* PLT-3140 Add SAML to System Console (#3476)
* PLT-3140 Add SAML to System Console
* Move web_client functions to client.jsx
* Fix issues found by PM
* update package.json mattermost driver
* Fix text messages for SAML
