change tests to use the SLES platform instead of openSUSE

Change-Id: I3ba67f24ab77e0fd86f4896db9f243e40b9ad500
Add attribute for token expiration time.

Change-Id: I113be79142cf288badd60194d717b14cabcba736
Adding ChefSpec::Coverage to spec_helper.rb

Change-Id: I96d0a5e3e2f7671652c5371cd4a386819e2fba0b
Addresses: blueprint lint-and-unit-testing-for-havana
Change bind address to use Identity endpoint host

Allow the bind interface address to take precendence, but default
to binding to the host attribute of the Identity API endpoint.
This brings the identity cookbook into conformance with the
other cookbooks regarding the service interface binding.

Closes-Bug: 1277266

Change-Id: I9634e2a359a6ce52b694859a7e84a57638bad5be
Merge "Adding ChefSpec::Coverage to spec_helper.rb"