some more saml changes

saml routing changes

more saml changes-Mon

Vendor file to updated trash

More changes in user_action.go

Working API UI-setup auth & login/out

Saml changes

Changes wrt updated saml library

More saml_client changes

Vendor changes

Add saml tests

Change log messages

Separate ping provider and code-review changes

Code review: un-export vars and don't pass Root from server to saml

Add samlConfig controller to initialize middleware in HA

Changes based on golint build failures

Code-review 2

Vendor changes for pingConfig

Latest code-review changes

Fix restart middleware initialization

Working with redirect to v1-saml/ping/login