updated README.md with usage info

README.md

@@ -10,6 +10,27 @@ An API Star template for [cookiecutter](https://github.com/audreyr/cookiecutter)
 ```
 You will be asked for some basic information regarding your project (name, project name, etc.). This info will be used in your new project
 
+#### Create virtual env
+```
+$ cd <app_dir>
+$ python -m venv env
+$ source env/bin/activate
+$ pip install -r requirements
+
+#### Run tests
+```
+$ pytest -v
+```
+OR
+```
+$ python wsgi_app.py test
+```
+
+#### Run dev server
+```
+$ python wsgi_app.py run
+```
+
 ## License
 
 MIT Licensed.