git.md

@@ -23,3 +23,9 @@
 * **update forked** repo:     
    ```git fetch upstream```    
    ```git merge upstream/master```
+
+## Merge messages
+Usually, after the ```git merge```, git will open a text editor where you can type in a **commit message**. That is the description of your commit. In Windows this should be ***notepad*** which is pretty easy to handle. In the Linux terminal the text editors can be a bit more difficult to handle because they work only with keyboard and not with a mouse. 
+
+**nano** looks like this:
+[[nano.png]]
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