Task lists WIP:

* initializing some code parts
* mechanism to add font-awesome icons to the defaults one that
  ConverseJS uses
* new way to override ConverseJS index.js (to add new custom plugins,
  that are directly build into ConverseJS)

conversejs/custom/plugins/tasks/index.js

@@ -0,0 +1,15 @@
+import { _converse, converse } from '../../../src/headless/core.js'
+import { ChatRoomTaskLists } from './task-lists.js'
+import { ChatRoomTaskList } from './task-list.js'
+import { getHeadingButtons } from './utils.js'
+
+converse.plugins.add('livechat-converse-tasks', {
+  dependencies: ['converse-muc', 'converse-disco'], // TODO: add converse-pubsub
+
+  initialize () {
+    _converse.ChatRoomTaskLists = ChatRoomTaskLists
+    _converse.ChatRoomTaskList = ChatRoomTaskList
+
+    _converse.api.listen.on('getHeadingButtons', getHeadingButtons)
+  }
+})