wrote HISTORY for v1.0.4

Signed-off-by: Jan Kowalleck <jan.kowalleck@gmail.com>

Author: jkowalleck

HISTORY.md

@@ -1,26 +1,40 @@
 # Changes
 
-## 1.0.3
+## 1.0.4 - 2022-01-04
 
 Maintenance release:
+
+* Docs
+  * Upgraded contributing instructions in `CONTRIBUTING.md` & `README.md`.
 * Misc
-  * removed `php-cs-fixer` config from dist-release.
+  * Assured php 8.1 compatibility.
+  * Normalized composer manifest. 
+  * Upgraded (dev-)tools. 
 
-## 1.0.2
+## 1.0.3 - 2021-05-13
 
 Maintenance release:
+
+* Misc
+  * Removed `php-cs-fixer` config from dist-release.
+
+## 1.0.2 - 2021-05-13
+
+Maintenance release:
+
 * Misc
   * Applied QA tool `php-cs-fixer` rule `@Symfony:risky`.
 
-## 1.0.1
+## 1.0.1 - 2021-05-11
 
 Maintenance release:
+
 * Docs
   * Upgraded install instructions in the `README.md`.
 * Misc
   * Upgraded the internally used QA tools in development processes,  
     Update `php-cs-fixer` to v3.
 
-## 1.0.0
+## 1.0.0 - 2021-04-02
 
 * First implementation