Fix all test/ files with ESLint rules with 0 errors and 0 warnings.

test/util/logger.js

@@ -4,7 +4,6 @@ var expect = chai.expect
 var logger = require('../../lib/util/logger')
 
 describe('Logger', function() {
-
   it('should have a createLogger method', function() {
     expect(logger).itself.to.respondTo('createLogger')
   })
@@ -12,5 +11,4 @@ describe('Logger', function() {
   it('should have a setGlobalIdentifier method', function() {
     expect(logger).itself.to.respondTo('setGlobalIdentifier')
   })
-
 })