package level javadocs for exceptions package

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/compress/trunk@1654629 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/commons/compress/exceptions/package-info.java b/src/main/java/org/apache/commons/compress/exceptions/package-info.java
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+++ b/src/main/java/org/apache/commons/compress/exceptions/package-info.java
@@ -0,0 +1,23 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You 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.
+ *
+ */
+
+/**
+ * Contains specialized exceptions that might be thrown by Commons Compress.
+ * @since 1.10
+ */
+package org.apache.commons.compress.exceptions;