We know that you are waiting for the new features to be added to Plus: multi-account, video streaming, auto-night mode...
As soon as Telegram updates android source code (last update was v4.6 in December) we all will start enjoying them in Plus.

Plus Messenger updated.

New in version 4.6.0.3:

- Added options in Profile to show photos, videos, gifs and voices messages separately (mod P4.1 to hide/show them)
- Added 'Show user messages' option when searching members in supergroups
- Now user bio links in profile are clickable
- Added multiple options when long clicking a contact in contact list
- Bug fixes and other minor improvements.

Plus Messenger updated.

New in version 4.6.0.4:

- Double-clicking in tabs changes sorting method of chats in main screen
- Added option to show 'Message details' when clicking any message in chat screen
- Added option to hide/show pinned message to chat menu
- Mod P2.26 shows call button in chat header
- Mod P2.27 adds time to floating date in chat
- Bug fixes

https://play.google.com/store/apps/details?id=org.telegram.plus

Sorry, 'Message details' option doesn't appear, will be added in next update

Plus Messenger updated.

- Added option to show 'Message details' when clicking any message in chat screen
- Added 'Sort: unmuted chats first' option to all tabs (before only unread tab had it)
- Bug fixes

https://play.google.com/store/apps/details?id=org.telegram.plus

Plus Messenger updated.

New in version 4.6.0.5:

- Added fast links to mods. Long click any plus mod to copy or share its link
- Added mod P2.6 to show/hide options from message options menu in chat: https://news.1rj.ru/str/plusmods/p2.6
- Bug fixes

https://play.google.com/store/apps/details?id=org.telegram.plus

Plus Messenger updated.

New in version 4.6.0.6:

- Bug fixes

https://play.google.com/store/apps/details?id=org.telegram.plus

Plus Messenger updated.

New in version 4.6.0.7:

- Added option to select multiple chats (3 dots menu) on main screen and apply different options to those selected chats
- Added option on chat screen to copy a part of a message. 'Copy selection of text' option can be hidden using mod P2.6
- Added members filter in group profile
- When deleting a message for user/all next time will retain previous selection
- If user, group or channel has any restriction it will be shown on its profile
- Added option to show own messages in member list on group profile
- Added document name and path to 'Message details' screen
- Bug fixed: when forwarding without quoting 'Reply to' details are deleted
- Other minor bug fixes and some improvements

Option to select multiple chats
Plus Messenger v4.6.0.7

Multiple options. You can also select all chats of selected tab
Plus Messenger v4.6.0.7

Option to copy a selection of message
Plus Messenger v4.6.0.7

Members filter, to show all members (default), only admins or only bots (if any)
Plus Messenger v4.6.0.7

Next time will be also checked (default is always unchecked)
Plus Messenger v4.6.0.7

Added document name and file path info
Plus Messenger v4.6.0.7

For new features as multiple accounts or MTProto proxy we have to wait until Telegram updates android source code, last update was in December v4.6

Plus Messenger updated. New in version 4.9.0.1:

v4.9
- Telegram Passport – a unified authorization method for services that require personal identification.
- Store your identity documents and personal data in the Telegram cloud using End-to-End Encryption.
- Instantly share your data with services that require real-world ID (finance, ICOs, etc.).
- For a real-life implementation, see www.ePayments.com/tg – the first electronic payments system to integrate Telegram Passport.

v4.8.10
- Mark chats as Read or Unread from the long tap menu.
- Listen to voice and video messages in 2X mode if you're in a hurry.
- Choose which data to send when sharing contacts, including multiple phone numbers and other vCard fields.
- Replace media when editing messages with media content.
- Cancel sending messages before they are sent.
- Use "create link" in the formatting menu to make text URLs.
- Improved UX when browsing Global Search results.
- Improved censorship circumvention.

v4.8.7
- You can now stop updating your contacts and delete your synced contacts in Privacy & Security settings.
- If you enabled link previews in Secret Chats, you can now disable them in Privacy & Security settings.

v4.8.5
- Discover new stickers. Type one emoji to see suggestions from popular sticker sets. Suggestions from the sticker sets you've added will come first.
- Search for Stickers. Scroll up in the sticker panel and use the new search field to quickly locate your sticker sets or discover new ones.
- Multi-shot sending. Take and send multiple photos and videos one after another.

v4.8.0
- Streaming for videos. Start watching any newly uploaded video instantly without having to fully download it first.
- Auto-Night Mode. Automatically switch to the dark version of the interface after nightfall or in low-light conditions.
- Telegram Login widget. Log in to other websites and services using your Telegram account.

v4.7
- Quickly switch between different Telegram accounts if you use multiple phone numbers.
- Swipe left on any message to reply to it.
- Granular settings for auto-downloading media.
- Full link previews for Instagram posts and tweets with multiple attached media.
- Support for albums in Secret Chats.
- Full support for MTProto 2.0.

if your device is running android 4.x please don't update until next release, stay with v4.6

Plus Messenger updated.

New in version 4.9.0.2:

- Fixed android v4.x issue

Plus Messenger updated.

New in version 4.9.0.3:

- Fixed force close when playing media
- Added mod P2.27 to disable swipe to reply vibration: https://news.1rj.ru/str/plusmods/p2.27
- Other minor bugs fixes