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/2013/20130518_setup_groups.js

@@ -0,0 +1,48 @@
+/**
+ * In adding the Guilds feature (which supports the Challenges feature), we are consolidating parties and guilds
+ * into one collection: groups, with group.type either 'party' or 'guild'. We are also creating the 'habitrpg' guild,
+ * which everyone is auto-subscribed to, and moving tavern chat into that guild
+ *
+ * mongo habitrpg ./node_modules/lodash/lodash.js ./migrations/20130518_setup_groups.js
+ */
+
+/**
+ * TODO
+ * 1) rename collection parties => groups
+ * 2) add group.type = 'party' for each current group
+ * 3) create habitrpg group, .type='guild'
+ * 4) move tavern.chat.chat into habitrpg guild
+ * 5) subscribe everyone to habitrpg (be sure to set that for default user too!)
+ */
+
+db.parties.renameCollection('groups', true);
+// db.parties.dropCollection(); // doesn't seem to do this step during rename...
+// db.parties.ensureIndex( { 'members': 1,  'background': 1} );
+
+db.groups.update({}, {$set: {type: 'party'}}, {multi: true});
+
+// migrate invitation mechanisms
+db.users.update(
+  {},
+  {
+    $remove: {party: 1},
+    $set: {invitations: {party: null, guilds: []}},
+  },
+  {multi: 1}
+);
+
+tavern = db.tavern.findOne();
+db.tavern.drop();
+
+// TODO make as a callback of previous, or make sure group.type is still 'guild' for habitrpg in the end
+db.groups.insert({
+  _id: 'habitrpg',
+  leader: '9',
+  type: 'guild',
+  name: 'HabitRPG',
+  chat: tavern.messages,
+  info: {
+    blurb: '',
+    websites: [],
+  },
+});