Updates pull request from Roman Tsypuk to convert the build system from

ant to gradle.  Removes linux and windows application launch scripts and
produces an executable jar with all resources included.

src/main/java/io/github/dsheirer/audio/AudioEvent.java

@@ -0,0 +1,36 @@
+package io.github.dsheirer.audio;
+
+public class AudioEvent
+{
+	private Type mType;
+	private String mChannel;
+	
+	public AudioEvent( Type event, String channel )
+	{
+		mType = event;
+		mChannel = channel;
+	}
+	
+	public Type getType()
+	{
+		return mType;
+	}
+	
+	public String getChannel()
+	{
+		return mChannel;
+	}
+
+	public enum Type
+	{
+		AUDIO_MUTED,
+		AUDIO_UNMUTED,
+		AUDIO_SQUELCHED,
+		AUDIO_UNSQUELCHED,
+		AUDIO_STARTED,
+		AUDIO_STOPPED,
+		AUDIO_CONTINUATION,
+		AUDIO_CONFIGURATION_CHANGE_STARTED,
+		AUDIO_CONFIGURATION_CHANGE_COMPLETE;
+	}
+}