updated readme

Author: mjhea0

readme.md

@@ -16,8 +16,8 @@ This is a basic single page application built with Node, Express, Angular, and P
 
 This comes with a load test using [Apache Bench](http://httpd.apache.org/docs/2.2/programs/ab.html) that by default exercises the API endpoint for the `/api/v1/todos` service:
 
-```
-tests/load-test.sh
+```sh
+sh tests/load-test.sh
 ```
 
 Using this load test it is possible to verify several things:
@@ -26,5 +26,5 @@ Using this load test it is possible to verify several things:
   PostgreSQL for the number of active connections while it runs)
 - the performance of the combined system under different loads
 
-See the comments in the script for more information.
+See the comments in the [script](https://github.com/mjhea0/node-postgres-todo/blob/master/test/load-test.sh) for more information.