Updated Changelog (markdown)

Changelog.md

@@ -2,6 +2,7 @@ This change log tracks the releases on our [pilot server](https://recodex.mff.cu
 
 | Date | [web-app](https://github.com/ReCodEx/web-app/releases) | [core-api](https://github.com/ReCodEx/api/releases) | [worker](https://github.com/ReCodEx/worker/releases) | [broker](https://github.com/ReCodEx/broker/releases) | [fileserver](https://github.com/ReCodEx/fileserver/releases) | [monitor](https://github.com/ReCodEx/monitor/releases) | [cleaner](https://github.com/ReCodEx/cleaner/releases) |
 | --- |:---:|:---:|:---:|:---:|:---:|:---:|:---:|
+| 27.3.2021     |  v1.26.0 |  v1.26.0 |  v1.7.2  |  v1.3.0  |  ------  |  v1.0.0  |  v1.1.0  |
 | 3.3.2021      |  v1.25.1 |  v1.25.1 |  v1.7.2  |  v1.3.0  |  ------  |  v1.0.0  |  v1.1.0  |
 | 3.2.2021      |  v1.25.0 |  v1.25.0 |  v1.7.2  |  v1.3.0  |  ------  |  v1.0.0  |  v1.1.0  |
 | 7.12.2020     |  v1.24.0 |  v1.24.0 |  v1.7.1  |  v1.3.0  |  ------  |  v1.0.0  |  v1.1.0  |
@@ -11,6 +12,9 @@ This change log tracks the releases on our [pilot server](https://recodex.mff.cu
 | 30.3.2020     |  v1.21.0 |  v1.21.0 |  v1.6.4  |  v1.3.0  |  v1.2.1  |  v1.0.0  |  v1.1.0  |
 | 13.1.2020     |  v1.20.0 |  v1.20.0 |  v1.6.4  |  v1.3.0  |  v1.2.1  |  v1.0.0  |  v1.1.0  |
 
+## 27.3.2021
+- CAS/LDAP registration and authentication delegated to external authentication adapter-application.
+
 ## 3.3.2021
 
 - Fixning minor bugs and making adjustments in access control.