Add windfarm data information to data download in README.md

The CMake files download also the wind farm benchmark sets that were introduced in the paper "A Simulated-Annealing-Based Approach for Wind Farm Cabling" in 2017.

README.md

@@ -173,9 +173,14 @@ As mentioned in "CMake Parameter Overrides" the CMake file downloads a lot of te
 ...
 ```
 
-At the moment this is limited to PyPSA, the IEEE cases, and the windfarm cases; and will be extended to other test cases. At the end the following data is on you hard drive after an initial CMake run with all download flags enabled. Note that `(+)` means that the folder is empty at the moment and we need a reliable place to upload the data for research with the right license or the repository went offline/is not public.
+At the moment this is limited to PyPSA, the IEEE cases, and the windfarm cases; and will be extended to other test cases. At the end the following data is on you hard drive in the `egoa/data` after an initial CMake run with all download flags enabled. Note that `(+)` means that the folder is empty at the moment and we need a reliable place to upload the data for research with the right license or the repository went offline/is not public.
 
 ```
+Windfarms
++ Cabletypes
+- Networks
+    + 2017-iti-windfarm-benchmarksets
+
 IEEE
 + 00-Matpower-Data
 (+) 02-gml