Fixed a typo.
B-50303
 Added token expiration date as header in Client Auth
Added a field to IdentityServiceResponseSimulator for specifying a particular expiration date.
Added configs and script for testing the presence of the header.
Merge branch 'b-50303-token-expiration-in-header' of https://github.com/richard-sartor/repose into checkmateDateHeader
Extracted the getExpires method, making token expiration calculations more uniform and robust.
Fixed date calculation.
Merge branch 'b-50303-token-expiration-in-header' of https://github.com/richard-sartor/repose into checkmateDateHeader
changed the debug port on Gdproxy
Merge remote-tracking branch 'origin/master' into checkmateDateHeader

The test method of InvalidateCacheUsingAtomFeedTest passes but then the
fixture errors out in cleanup() due to a timeout while shutting down
repose.

Conflicts:
	test/spock-functional-test/src/test/groovy/features/filters/clientauthn/IdentityServiceResponseSimulator.groovy
	test/spock-functional-test/src/test/groovy/framework/ReposeValveLauncher.groovy
Merge branch 'master' of https://github.com/rackerlabs/repose into checkmateDateHeader
Resolving merge conflicts with master
Resolving merge conflicts with master
Merge pull request #585 from kushala2012/checkmateDateHeader

b-50303 added -token-expiration-in-header