update files

doc/getting_started.rst

@@ -41,7 +41,11 @@ With your activated environment `cd` to the cloned directory and run
    After your installation install the eGo PyPSA fork on `dev <https://github.com/openego/PyPSA/tree/dev>`_
    ``pip3 install -e git+https://github.com/openego/PyPSA.git@dev#egg=PyPSA``
    and Folium for an web based ploting with
-   ``pip3 -e [email protected]:python-visualization/folium.git@5739244acb9868d001032df288500a047b232857#egg=folium``
+   ``pip3 install -e [email protected]:python-visualization/folium.git@5739244acb9868d001032df288500a047b232857#egg=folium``
+
+   Check if the `config.json <https://github.com/openego/eTraGo/blob/dev/etrago/tools/config.json>`_ 
+   file from eTraGo is installed in your libary ``/lib/python3.5/site-packages/etrago/tools`` .
+   If not copy and paste this file into this folder. 
 
 Using eGo:
 ==========

setup.py

@@ -4,6 +4,7 @@
 
 
 from setuptools import find_packages, setup
+import os
 
 setup(name='eGo',
       author='wolfbunke, maltesc',
@@ -34,6 +35,7 @@
             'sphinx_rtd_theme']},
     package_data={
         'ego': [
-            os.path.join('*.json')]
+            os.path.join('*.json'),
+             os.path.join('tools','*.json'),]
      }
      )