Merge branch 'master' of https://github.com/GhettoGirl/chatty

[Changed to be compatible with Java7]

.gitignore

@@ -2,3 +2,7 @@ build/
 dist/
 nbproject/
 working_directory/
+out/
+chatty.iml
+.idea/
+META-INF/

src/chatty/util/Sound.java

@@ -45,7 +45,7 @@ public static void play(String fileName, float volume, String id, int delay) {
             AudioInputStream ais = AudioSystem.getAudioInputStream(file);
 
             DataLine.Info info = new DataLine.Info(Clip.class, ais.getFormat());
-            Clip clip = (Clip)AudioSystem.getLine(info);
+            final Clip clip = (Clip)AudioSystem.getLine(info);
             clip.open(ais);
 
             // Volume, use what is available
@@ -60,6 +60,16 @@ public static void play(String fileName, float volume, String id, int delay) {
                 volumeInfo = "no volume control";
             }
 
+            clip.addLineListener(new LineListener() {
+
+                @Override
+                public void update(LineEvent event) {
+                    if (event.getType() == LineEvent.Type.STOP) {
+                        clip.close();
+                    }
+                }
+            });
+
             clip.start();
             LOGGER.info("Playing sound "+id+"/"+fileName+" ("+volumeInfo+")");
         } catch (NullPointerException | LineUnavailableException | IOException | UnsupportedAudioFileException ex) {