Update database, given first Entity

```bash
php vendor/bin/doctrine orm:schema-tool:update --force --dump-sql
```

Terminal Result:
> CREATE TABLE products (id INTEGER NOT NULL, name VARCHAR(255) NOT NULL, PRIMARY KEY(id));
>
> Updating database schema...
> Database schema updated successfully! "1" queries were executed
Add create_product script to insert products into the database.
Add new products to the database

```bash
php create_product.php ORM
php create_product.php DBAL
```

Terminal Result:
> Created Product with ID 1
> Created Product with ID 2
Add Unit of Work Pattern to Additional Reading
Add list_products script to list all products in the database

Can now run the following command:

```bash
php list_products.php
```

Terminal Result:
> -ORM
> -DBAL
Add show_product script to show product name by id

```bash
php show_product.php 1
```

Terminal Result:
> -ORM
Add 'name' param to header of create_product script
Remove first '\' from EntityManager reference in show_product
Remove first '\' from EntityRepository reference in list_products
Add update_product script to update a product's name in the database
Test update_product.php

```bash
php update_product.php 1 "This is a new name"
php show_product.php 1
```

Terminal Result:
> -This is a new name
Update current step in README to 'Adding Bug and User Entities'