Add features in README

doc/DESCRIPTION.md

@@ -1 +1,10 @@
 Rocket.Chat is an open-source fully customizable communications platform developed in JavaScript for organizations with high standards of data protection.
+
+### Features
+
+- End to End Encryption
+- LDAP/Active Directory
+- Multifactor Authentication
+- Customizable User Permission
+- Mobile Apps for [iOS](https://apps.apple.com/app/rocket-chat/id1148741252) and [Android](https://play.google.com/store/apps/details?id=chat.rocket.android)
+- Desktop Apps for [macOS](https://apps.apple.com/br/app/rocket-chat/id1086818840), [Linux](https://snapcraft.io/rocketchat-desktop) and [Windows](https://releases.rocket.chat/desktop/latest/download)

manifest.json

@@ -1,5 +1,5 @@
 {
-    "name": "RocketChat",
+    "name": "Rocket.Chat",
     "id": "rocketchat",
     "packaging_format": 1,
     "description": {