Deploying Roller files to Tomcat

OK, it's time to finally deploy Apache Roller to the Tomcat servlet engine, and start the configuration process! "But what does deploy mean?" you may ask. In case of a Java web application, like Roller, it means you have to download the Roller zip file from the official website, then unzip it and copy the roller folder inside the Tomcat webapps folder, so that you can access it from a web browser. We'll see how to do that in the next exercise.