7 files changed, 21 insertions, 19 deletions
diff --git a/src/jrummikub/util/Event.java b/src/jrummikub/util/Event.java
index 0b2317f..1a68eac 100644
--- a/src/jrummikub/util/Event.java
+++ b/src/jrummikub/util/Event.java
@@ -4,7 +4,7 @@ import java.util.HashSet;
 
 public class Event implements IEvent {
   private HashSet<IListener> listeners = new HashSet<IListener>();
-  
+
   @Override
   public void add(IListener listener) {
     listeners.add(listener);
diff --git a/src/jrummikub/util/Event1.java b/src/jrummikub/util/Event1.java
index e8ccb43..f0595f9 100644
--- a/src/jrummikub/util/Event1.java
+++ b/src/jrummikub/util/Event1.java
@@ -4,7 +4,7 @@ import java.util.HashSet;
 
 public class Event1<T> implements IEvent1<T> {
   private HashSet<IListener1<T>> listeners = new HashSet<IListener1<T>>();
-  
+
   @Override
   public void add(IListener1<T> listener) {
     listeners.add(listener);
diff --git a/src/jrummikub/util/Event2.java b/src/jrummikub/util/Event2.java
index 19d2d58..c7ca8e7 100644
--- a/src/jrummikub/util/Event2.java
+++ b/src/jrummikub/util/Event2.java
@@ -3,8 +3,8 @@ package jrummikub.util;
 import java.util.HashSet;
 
 public class Event2<T1, T2> implements IEvent2<T1, T2> {
-private HashSet<IListener2<T1, T2>> listeners = new HashSet<IListener2<T1, T2>>();
-  
+  private HashSet<IListener2<T1, T2>> listeners = new HashSet<IListener2<T1, T2>>();
+
   @Override
   public void add(IListener2<T1, T2> listener) {
     listeners.add(listener);
diff --git a/src/jrummikub/util/IEvent.java b/src/jrummikub/util/IEvent.java
index ce0e13d..2295118 100644
--- a/src/jrummikub/util/IEvent.java
+++ b/src/jrummikub/util/IEvent.java
@@ -2,5 +2,6 @@ package jrummikub.util;
 
 public interface IEvent {
   public void add(IListener listener);
+
   public void remove(IListener listener);
 }
diff --git a/src/jrummikub/util/IEvent1.java b/src/jrummikub/util/IEvent1.java
index 47075db..4108078 100644
--- a/src/jrummikub/util/IEvent1.java
+++ b/src/jrummikub/util/IEvent1.java
@@ -2,5 +2,6 @@ package jrummikub.util;
 
 public interface IEvent1<T> {
   public void add(IListener1<T> listener);
+
   public void remove(IListener1<T> listener);
 }
diff --git a/src/jrummikub/util/IEvent2.java b/src/jrummikub/util/IEvent2.java
index f677a2d..ac68c4f 100644
--- a/src/jrummikub/util/IEvent2.java
+++ b/src/jrummikub/util/IEvent2.java
@@ -2,5 +2,6 @@ package jrummikub.util;
 
 public interface IEvent2<T1, T2> {
   public void add(IListener2<T1, T2> listener);
+
   public void remove(IListener2<T1, T2> listener);
 }
diff --git a/src/jrummikub/util/Pair.java b/src/jrummikub/util/Pair.java
index 95af113..5fb8589 100644
--- a/src/jrummikub/util/Pair.java
+++ b/src/jrummikub/util/Pair.java
@@ -4,21 +4,20 @@ package jrummikub.util;
  * A pair of objects
  */
 public class Pair<T1, T2> {
-	final T1 first;
-	final T2 second;
-	
-	public Pair(T1 first, T2 second) {
-		this.first = first;
-		this.second = second;
-	}
+  final T1 first;
+  final T2 second;
 
-	public T1 getFirst() {
-		return first;
-	}
+  public Pair(T1 first, T2 second) {
+    this.first = first;
+    this.second = second;
+  }
+
+  public T1 getFirst() {
+    return first;
+  }
+
+  public T2 getSecond() {
+    return second;
+  }
 
-	public T2 getSecond() {
-		return second;
-	}
-	
-	
 }