Cross tenant signed authentication
Created a tenant on startup of the tests that allows us to use signed authentication on.
Code cleanup related to signed authentication
globalAdminServer.getToken responds on GETs.
Cleaned up authentication strategy and jsdoc
Catting the errors from the tests.log when travis fails in the tests.
Using after_failure in .travis.yml
Added bootstrap.log to error output.
Setting validator to 0.4.19 till a regression in sanitize is fixed.
Temporarily outputting cassandra status
Setting node-validator back to the latest version as the regression has been fixed.
Expiring signatures are now defined in ms
Added config option for expiring token (default 2 mins)
Added test code for expiring token login
Merge pull request #310 from simong/adminlogin

Cross tenant signed authentication