Fixing Gorm command

The files in docs are not on Gorm, so the command
now assumes that the user has the folder locally.
Also formatting. Also now specifies that the wetb
environment must be active.

docs/tutorials/1-creating-master-excel.md

@@ -90,9 +90,10 @@ from a folder of text files:
     ```python ..\..\wetb\prepost\write_master.py --folder data\DLCs_onshore --filename DLCs_onshore.xlsx```
     * Mac/Linux:  
     ```python ../../wetb/prepost/write_master.py --folder data/DLCs_onshore  --filename DLCs_onshore.xlsx```
-    * Gorm:  
-    ```python  /home/MET/repositories/toolbox/WindEnergyToolbox/wetb/prepost/write_master.py --folder /home/MET/repositories/toolbox/WindEnergyToolbox/wetb/docs/tutoria
-ls/data/DLCs_onshore --filename DLCs_onshore.xlsx```
+    * Gorm (Note that you must activate the wetb environment (see Step 5 [here](https://gitlab.windenergy.dtu.dk/toolbox/WindEnergyToolbox/blob/master/docs/getting-started-with-dlbs.md)
+) before this will work. This command also assumes the folder with your text
+files is called "DLCs_onshore" and is located in the working directory.):  
+    ```python  /home/MET/repositories/toolbox/WindEnergyToolbox/wetb/prepost/write_master.py --folder ./DLCs_onshore --filename ./DLCs_onshore.xlsx```
  
 The master Excel file "DLCs_onshore.xlsx" should now be in the your current 
 directory.