remove Windows support, revert new guava to small version

java/src/game/collect/ImmutableEntry.java

@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2008 The Guava Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package game.collect;
+
+import java.io.Serializable;
+
+/**
+ * @see game.collect.Maps#immutableEntry(Object, Object)
+ */
+
+class ImmutableEntry<K, V> extends AbstractMapEntry<K, V>
+    implements Serializable {
+  final K key;
+  final V value;
+
+  ImmutableEntry(K key, V value) {
+    this.key = key;
+    this.value = value;
+  }
+
+  @Override public final K getKey() {
+    return key;
+  }
+
+  @Override public final V getValue() {
+    return value;
+  }
+
+  @Override public final V setValue(V value) {
+    throw new UnsupportedOperationException();
+  }
+
+  private static final long serialVersionUID = 0;
+}