documentation updated with conda installation command

Author: JasperVanDenBosch

README.md

@@ -20,6 +20,12 @@ To install the latest stable version of rsatoolbox with pip:
 pip install rsatoolbox
 ```
 
+or with conda:
+
+```sh
+conda install -c conda-forge rsatoolbox
+```
+
 
 here is a simple code sample:
 

docs/source/getting_started.rst

@@ -17,6 +17,13 @@ To get the bleeding edge or "pre-release" version:
     pip install --pre rsatoolbox
 
 
+Or if you're using a Conda environment:
+
+.. code-block:: sh
+
+    conda install -c conda-forge rsatoolbox
+
+
 To use rsatoolbox:
 
 .. code-block:: python