Added button sounds on hover, click and in the lobby

- Started playing start & lobby sounds
 - Started playing button hover & click sounds

Tags: #story[1249]

src/main/java/seng302/utilities/BonjourInstallChecker.java

@@ -0,0 +1,46 @@
+package seng302.utilities;
+
+import java.awt.*;
+import java.io.File;
+import java.io.IOException;
+import java.net.URISyntaxException;
+import java.net.URL;
+
+public class BonjourInstallChecker {
+    private static String INSTALL_URL = "https://support.apple.com/kb/DL999?locale=en_US";
+    private static String[] INSTALL_DIRECTORIES = {"C:/Program Files/Bonjour", "C:/Program Files (x86)/Bonjour"};
+
+    private static Boolean isWindows(){
+        return  System.getProperty("os.name").startsWith("Windows");
+    }
+
+    private static Boolean isBonjourInstalled(){
+        for (String dir : INSTALL_DIRECTORIES){
+            File file = new File(dir);
+
+            if (file.isDirectory()){
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    public static Boolean isBonjourSupported(){
+        if (isWindows()){
+            return isBonjourInstalled();
+        }
+
+        return true;
+    }
+
+    public static void openInstallUrl(){
+        Runtime rt = Runtime.getRuntime();
+
+        try {
+            rt.exec("rundll32 url.dll,FileProtocolHandler " + INSTALL_URL);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}