prepare 1.81 (#3329)

* update changelog for 1.81.0

* bump version to 1.81.0

CHANGELOG.md

@@ -1,31 +1,29 @@
 # Changelog
 
-## Unreleased
-
-### Changes
-- send normal messages with higher priority than MDNs #3243
-- make Scheduler stateless #3302
-- support `source_code_url` from Webxdc manifests #3314
-- support Webxdc document names and add `document` to `dc_msg_get_webxdc_info()` #3317
-- improve chat encryption info, make it easier to find contacts without keys #3318
-- improve error reporting when creating a folder fails #3325
+## 1.81.0
 
 ### API-Changes
 - deprecate unused `marker1before` argument of `dc_get_chat_msgs`
   and remove `DC_MSG_ID_MARKER1` constant #3274
 
-### Added
-- Now the node-bindings are also part of this repository 🎉
+### Changes
+- now the node-bindings are also part of this repository 🎉 #3283
+- support `source_code_url` from Webxdc manifests #3314
+- support Webxdc document names and add `document` to `dc_msg_get_webxdc_info()` #3317 #3324
+- improve chat encryption info, make it easier to find contacts without keys #3318
+- improve error reporting when creating a folder fails #3325
+- node: remove unmaintained coverage scripts
+- send normal messages with higher priority than MDNs #3243
+- make Scheduler stateless #3302
+- abort instead of unwinding on panic #3259
+- improve python bindings #3297 #3298
+- improve documentation #3307 #3306 #3309 #3319 #3321
+- refactorings #3304 #3303 #3323
 
 ### Fixes
 - node: throw error when getting context with an invalid account id
 - node: throw error when instanciating a wrapper class on `null` (Context, Message, Chat, ChatList and so on)
 - use same contact-color if email address differ only in upper-/lowercase #3327
-
-### Removed
-- node: remove unmaintained coverage scripts
-
-### Fixes
 - repair encrypted mails "mixed up" by Google Workspace "Append footer" function #3315