Upgrade tests tools and lint migrations and scripts (part 2) (#9998)

* upgrade gulp-babel

* upgrade babel-eslint

* upgrade eslint-friendly-formatter

* start upgrading chai

* start to upgrade eslint

* restore skipped tests

* start to upgrqde monk

* fix linting and remove unused file

* fix mocha notifications, and common tests

* fix unit tests

* start to fix initrgration tests

* more integration tests fixes

* upgrade monk to latest version

* lint /scripts

* migrations: start moving to /archive unused migrations and run eslint with --fix

* lint migrations

* fix more integration tests

* fix test

migrations/archive/2013/20131109_refactor_pets.js

@@ -0,0 +1,40 @@
+db.users.find(
+  {$where: 'Array.isArray(this.items.pets) || Array.isArray(this.items.eggs) || Array.isArray(this.items.hatchingPotions)'},
+  {backer: 1, items: 1}
+).forEach(function (user) {
+  if (_.isArray(user.items.pets)) {
+    user.items.pets = _.reduce(user.items.pets, function (m, v) {
+      m[v] = 5; return m;
+    }, {});
+  }
+
+  if (!_.isString(user.items.currentPet)) {
+    user.items.currentPet = user.items.currentPet ? user.items.currentPet.str : '';
+  }
+
+  if (_.isArray(user.items.eggs)) {
+    user.items.eggs = _.reduce(user.items.eggs, function (m, v) {
+      if (!m[v.name]) m[v.name] = 0;
+      m[v.name]++;
+      return m;
+    }, {});
+  }
+
+  if (_.isArray(user.items.hatchingPotions)) {
+    user.items.hatchingPotions = _.reduce(user.items.hatchingPotions, function (m, v) {
+      if (!m[v]) m[v] = 0;
+      m[v]++;
+      return m;
+    }, {});
+  }
+
+  user.items.food = {};
+  user.items.mounts = {};
+  user.items.currentMount = '';
+
+  if (user.backer && user.backer.tier && user.backer.tier >= 90) {
+    user.items.mounts['LionCub-Ethereal'] = true;
+  }
+
+  db.users.update({_id: user._id}, {$set: {items: user.items}});
+});