Minor edits to README file.

README.md

@@ -1,6 +1,6 @@
 # Introduction
 
-This repo provides instructions on the installation and use of code on the Stretch RE1 robot. The goal is to provide a user familiar with ROS with the tools to operate a Stretch robot.
+This repo provides instructions on installing and using code on the Stretch RE1 robot. The goal is to provide a user familiar with ROS with the tools to operate a Stretch robot.
 
 ## Stretch ROS Tutorials
 1. [Getting Started](getting_started.md)