resolve all instances of no-undef eslint rule violations

spec/javascripts/new_branch_spec.js

-/* eslint-disable space-before-function-paren, one-var, no-var, one-var-declaration-per-line, no-return-assign, no-undef, quotes, padded-blocks, max-len */
+/* eslint-disable space-before-function-paren, one-var, no-var, one-var-declaration-per-line, no-return-assign, quotes, padded-blocks, max-len */
+/* global NewBranchForm */
 /*= require jquery-ui/autocomplete */
 /*= require new_branch_form */

spec/javascripts/notes_spec.js

-/* eslint-disable space-before-function-paren, no-unused-expressions, no-undef, no-var, object-shorthand, comma-dangle, semi, padded-blocks, max-len */
+/* eslint-disable space-before-function-paren, no-unused-expressions, no-var, object-shorthand, comma-dangle, semi, padded-blocks, max-len */
+/* global Notes */
+
 /*= require notes */
 /*= require autosize */
 /*= require gl_form */

spec/javascripts/project_title_spec.js

-/* eslint-disable space-before-function-paren, no-unused-expressions, no-return-assign, no-undef, no-param-reassign, no-var, new-cap, wrap-iife, no-unused-vars, quotes, padded-blocks, max-len */
+/* eslint-disable space-before-function-paren, no-unused-expressions, no-return-assign, no-param-reassign, no-var, new-cap, wrap-iife, no-unused-vars, quotes, jasmine/no-expect-in-setup-teardown, padded-blocks, max-len */
+
+/* global Project */
 /*= require bootstrap */
 /*= require select2 */

spec/javascripts/right_sidebar_spec.js

-/* eslint-disable space-before-function-paren, no-var, one-var, one-var-declaration-per-line, new-parens, no-undef, no-return-assign, new-cap, vars-on-top, semi, padded-blocks, max-len */
+/* eslint-disable space-before-function-paren, no-var, one-var, one-var-declaration-per-line, new-parens, no-return-assign, new-cap, vars-on-top, semi, padded-blocks, max-len */
+/* global Sidebar */
 /*= require right_sidebar */
 /*= require jquery */

spec/javascripts/shortcuts_issuable_spec.js

-/* eslint-disable space-before-function-paren, no-return-assign, no-undef, no-var, quotes, padded-blocks, max-len */
+/* eslint-disable space-before-function-paren, no-return-assign, no-var, quotes, padded-blocks */
+/* global ShortcutsIssuable */
 /*= require shortcuts_issuable */

spec/javascripts/u2f/authenticate_spec.js

-/* eslint-disable space-before-function-paren, new-parens, no-undef, quotes, comma-dangle, no-var, one-var, one-var-declaration-per-line, padded-blocks, max-len */
+/* eslint-disable space-before-function-paren, new-parens, quotes, comma-dangle, no-var, one-var, one-var-declaration-per-line, padded-blocks, max-len */
+/* global MockU2FDevice */
+/* global U2FAuthenticate */
 /*= require u2f/authenticate */
 /*= require u2f/util */

spec/javascripts/u2f/register_spec.js

-/* eslint-disable space-before-function-paren, new-parens, no-undef, quotes, no-var, one-var, one-var-declaration-per-line, comma-dangle, padded-blocks, max-len */
+/* eslint-disable space-before-function-paren, new-parens, quotes, no-var, one-var, one-var-declaration-per-line, comma-dangle, padded-blocks, max-len */
+/* global MockU2FDevice */
+/* global U2FRegister */
 /*= require u2f/register */
 /*= require u2f/util */

spec/javascripts/zen_mode_spec.js

-/* eslint-disable space-before-function-paren, no-var, one-var, one-var-declaration-per-line, no-undef, object-shorthand, comma-dangle, no-return-assign, new-cap, padded-blocks, max-len */
+/* eslint-disable space-before-function-paren, no-var, one-var, one-var-declaration-per-line, object-shorthand, comma-dangle, no-return-assign, new-cap, padded-blocks, max-len */
+/* global Dropzone */
+/* global Mousetrap */
+/* global ZenMode */
 /*= require zen_mode */