Make it obvious the API is using a keystone token for validation
Make it obvious the API is using a keystone token for validation

Before it looked like it was using a password because keystone_auth_method
was set to password and a password value existed

Change-Id: I90e1f8604ede70cc4431259148ec4f9470a36654

srsakhamuri/monasca-ansible-scripts,srsakhamuri/monasca-ansible-scripts,srsakhamuri/monasca-ansible-scripts