add eb tutorial

docs.it4i/software/eb.md

@@ -310,7 +310,7 @@ For this example, we create an EasyConfig file to build Git 2.11.1 with *foss* t
 $ vim git-2.11.1-foss-2017a.eb
 ```
 
-```bash
+```python
 easyblock = 'ConfigureMake'
 
 name = 'git'