Added instructions for installing directly from GitHub via pip, witho…

…ut cloning repository

readme.md

@@ -32,19 +32,23 @@ Check the [repo](https://github.com/ContextLab/hypertools-paper-notebooks) of Ju
 
 <h2>Installation</h2>
 
+To install the latest stable version run:
+
 `pip install hypertools`
 
-or
+To install the latest unstable version directly from GitHub, run:
+
+`pip install -U git+https://github.com/ContextLab/hypertools.git`
 
-To install from this repo:
+Or alternatively, clone the repository to your local machine:
 
 `git clone https://github.com/ContextLab/hypertools.git`
 
 Then, navigate to the folder and type:
 
 `pip install -e .`
 
-(this assumes you have [pip](https://pip.pypa.io/en/stable/installing/) installed on your system)
+(These instructions assume that you have [pip](https://pip.pypa.io/en/stable/installing/) installed on your system)
 
 <h2>Requirements</h2>