[FIX] HipChat Enterprise importer fails when importing a large amount…

… of messages (millions) (#13221)

* Added new screen to check the importer history

* Fixed conditional check

* Better error handling and local file import

* Improved error readability

* Improved error handling

* Allow @here and @ALL on messages that won't trigger notifications, regardless of permissions

* Fixed room owners

* Fixed issue when accessing import adm for the first time

* Included Imported count on history screen

* Increased timeout for fetching import file data

* Improved Importer Counters

* Missing comma

* Improved RAM usage

* import in batches

* Avoid hitting a mongo cursor timeout

* Additional fixes for the importer

* Improved code

* Show room owner at admin room info

* Get room owner instead of room creator in admin room info

* Insert messages faster

* Skip messages that were already imported

* Improved perfomance for hipchat imports

* Improved hipchat importer perfomance

* Improved message count handling

* skip import operations marked as invalid

packages/rocketchat-i18n/i18n/en.i18n.json

@@ -3064,6 +3064,7 @@
   "You_are_logged_in_as": "You are logged in as",
   "You_are_not_authorized_to_view_this_page": "You are not authorized to view this page.",
   "You_can_change_a_different_avatar_too": "You can override the avatar used to post from this integration.",
+  "You_can_close_this_window_now": "You can close this window now.",
   "You_can_search_using_RegExp_eg": "You can search using RegExp. e.g. <code class='code-colors inline'>/^text$/i</code>",
   "You_can_use_an_emoji_as_avatar": "You can also use an emoji as an avatar.",
   "You_can_use_webhooks_to_easily_integrate_livechat_with_your_CRM": "You can use webhooks to easily integrate livechat with your CRM.",