closes#6505
-Removed all of the /*jshint expr:true*/ comments from the tests
-Removed all of the should.equal(true, true) statements from the tests
-Removed should from the greenkeeper ignores
closes#6448
-upgraded should.js to the latest version (8.2.1)
-Changed the tests so that they comply with the breaking changes introduced in the new version of should.js
-Installs the package should-http so should.be.json() can be used
-Installs the package should-sinon so that should.be.calledOnce() can be used
no issue
- provide a single point for accessing config in unit tests
- create a single way to set and restore config
- ensure that restore deletes top level optional keys that are now undefined
- use this._config in check deprecations, otherwise the config gets cached
- solves issues with interdependent tests
