update changelog for 1.71 (#2968)

* update changelog for 1.71

* Apply suggestions from code review

Co-authored-by: bjoern <r10s@b44t.com>

Co-authored-by: bjoern <r10s@b44t.com>

CHANGELOG.md

@@ -4,12 +4,57 @@
 
 ### API changes
 
+#### Added
+
+- added `dc_context_new_closed()`, `dc_context_open()`, `dc_context_is_open()` and `dc_accounts_add_closed_account()` #2956
+
 - added `DC_MSG_WEBXDC`, `dc_send_webxdc_status_update()`,
   `dc_get_webxdc_status_updates()`, `dc_msg_get_webxdc_blob()`,
   `dc_msg_get_webxdc_info()`, and `DC_EVENT_WEBXDC_STATUS_UPDATE` #2826
+
+- Add `dc_msg_force_plaintext()` API for bots #2847
+
+- allow to remove quotes on drafts `dc_msg_set_quote(msg, NULL)` #2950
+
+#### Removed
+
 - Removed `mvbox_watch` option. #2906
   It is automatically enabled whenever `mvbox_move` is enabled.
+- Removed `inbox_watch` option #2922
 
+#### Deprecated
+- deprecated `os_name` in `dc_context_new(const char* os_name, const char* dbfile, const char* blobdir)`, now you should pass `NULL` or an empty string. #2956
+
+### Added
+- Add imap table to keep track of message UIDs #2909
+- add hop_info #2751
+- Start making it possible to write to mailing lists #2736
+- sql: enable `auto_vacuum=INCREMENTAL` #2931
+- Synchronize Seen status across devices #2942
+- Add API to set the database password #2956
+- Add webXdc #2826
+
+### Changed
+- selfstatus now defaults to empty
+- `dc_preconfigure_keypair` now takes ascii armored keys instead of base64. #2862
+- Put removed member in Bcc instead of To in the message about removal #2864
+- do not change the draft's message-id on updates and sending (#2887)
+- Improve group updates #2889
+- Merge `mvbox_move` and `mvbox_watch` options. #2903
+- allow removing quotes on existing drafts (#2950)
+- update provider database (11 Jan 2022) #2959
+- python: allow timeout for internal configure tracker API #2967
+
+### Fixed
+- Fix: Make `add_parts()` not early-exit #2879
+- Fix: Encrypted and signed messages from Thunderbird don't show a padlock #2301
+- Fix: Recognize MS Exchange read receipts as read receipts #2890
+- Improve the log (#2928)
+- Fix: dc_receive_imf: don't fail on invalid address in the To field #2940
+
+## Removed
+- Remove `inbox_watch` option #2922
+- Remove default signature advertising Delta Chat #2951
 
 ## 1.70.0