Migrated tests to jest

Used jest-codemods to migrate, will have to pass everything by hand before we can merge.

test5/pull/pull.test.js

@@ -0,0 +1,11 @@
+const expect = require('expect');
+const pull = require('./pull.js');
+
+test('Testing pull', () => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  expect(typeof pull === 'function').toBeTruthy();
+  let myArray = ['a', 'b', 'c', 'a', 'b', 'c'];
+  pull(myArray, 'a', 'c');
+  expect(myArray).toEqual(['b','b']);
+});