Update documentation to not recomend sudo with pip

Sudo-Kid · Sudo-Kid · commit f7c2913a45cb · 2017-08-06T09:37:20.000-07:00
diff --git a/README.rst b/README.rst
@@ -31,7 +31,7 @@ Installation
    pip3 install pygorithm
 
 - | It's that easy. If you are using Python 2.7 use pip instead. Depending on your
-  | permissions, you might need to ``sudo`` before installing
+  | permissions, you might need to use ``pip install --user pygorithm`` to install.
 
 
 Quick Start Guide
