Update README.md

README.md

 # ISOS DM-tools Git & Jupyer Notebook course materials
 
+This repository contains materials used in the ISOS datamanagement course from
+April 6th 2017.
+
+It contains the presentatin as well as all notebooks used during the course. 
+To open and edit the notebooks, install miniconda and the course environment as 
+described below. Static PDF versions of the notebooks which run without any 
+installation are also included.
+
+If you have trouble getting started or any questions regarding the course,
+please contact us at [datamanagement@geomar.de](mailto:datamanagement@geomar.de)
+
+## Set up Git installation
+
+On Unix/Linux use your distros package manager to install git, e.g.:
+
+```bash
+apt-get install git
+```
+On Windows, dowlnload and install from [github](https://git-for-windows.github.io/)
+
+
 ## Set up an anaconda installation
 
 (Lending from: https://medium.com/@rabernat/32d58c63aa95)
@@ -13,6 +34,7 @@ On (64 bit) Unix/Linux/Mac:
 ```bash
 wget https://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O miniconda3.sh
 ```
+On Windows download the latest Python 3.6 windows installer
 
 ### Install Miniconda3
 
@@ -21,6 +43,7 @@ On Unix/Linux/Mac (automatically accepts license, and adds to path):
 ```bash
 bash miniconda3.sh -b -p $HOME/miniconda export PATH="$HOME/miniconda/bin:$PATH"
 ```
+On Windows install using graphical installer
 
 ### Install the environment