Replaced uses of var with const/let

spec/.eslintrc.js

@@ -14,8 +14,6 @@ module.exports = {
     // TODO: consider doing this in src files as well as specs
     'no-unused-vars': ['error', { args: 'after-used' }],
 
-    'no-var': 'error',
-
     // Since linting is done at the end of the process and doesn't stop us
     // from running tests, it makes sense to fail if debugger statements
     // or console references are present.

spec/support/ci.js

@@ -3,7 +3,7 @@ const path = require('path'),
   jasmineBrowser = require('jasmine-browser-runner'),
   jasmineCore = require('../../lib/jasmine-core');
 
-var config = require(path.resolve('spec/support/jasmine-browser.js'));
+const config = require(path.resolve('spec/support/jasmine-browser.js'));
 config.clearReporters = true;
 config.jasmineCore = jasmineCore;