upgrade closure compiler to version 20110322

the new version minifies our js better:

              before   |  after  | diff
-----------------------------------------
min       |  62161     | 60868   | -2.1%
min+gzip  |  25176     | 24552   | -2.5%

lib/closure-compiler/README

@@ -1,5 +1,5 @@
 /*
- * Copyright 2009 Google Inc.
+ * Copyright 2009 The Closure Compiler Authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -168,11 +168,11 @@ http://code.google.com/p/jarjar/
 
 -----
 Code in:
-lib/args4j_deploy.jar
+lib/args4j.jar
 
 Args4j
 URL: https://args4j.dev.java.net/
-Version: 2.0.9
+Version: 2.0.12
 License: MIT
 
 Description:
@@ -184,11 +184,11 @@ Local Modifications: None.
 
 -----
 Code in:
-lib/guava-r06.jar
+lib/guava.jar
 
 Guava Libraries
 URL: http://code.google.com/p/guava-libraries/
-Version:  R6
+Version:  r08
 License: Apache License 2.0
 
 Description: Google's core Java libraries.
@@ -196,28 +196,6 @@ Description: Google's core Java libraries.
 Local Modifications: None.
 
 
------
-Code in:
-lib/hamcrest-core-1.1.jar
-
-Hamcrest
-URL: http://code.google.com/p/hamcrest
-License: BSD
-License File: LICENSE
-
-Description:
-Provides a library of matcher objects (also known as constraints or
-predicates) allowing 'match' rules to be defined declaratively, to be used in
-other frameworks. Typical scenarios include testing frameworks, mocking
-libraries and UI validation rules.
-
-Local modifications:
-The original jars contained both source code and compiled classes.
-
-hamcrest-core-1.1.jar just contains the compiled classes.
-
-
-
 -----
 Code in:
 lib/jsr305.jar
@@ -238,7 +216,7 @@ lib/junit.jar
 
 JUnit
 URL:  http://sourceforge.net/projects/junit/
-Version:  4.5
+Version:  4.8.2
 License:  Common Public License 1.0
 
 Description: A framework for writing and running automated tests in Java.
@@ -248,7 +226,7 @@ Local Modifications: None.
 
 ---
 Code in:
-lib/protobuf-java-2.3.0.jar
+lib/protobuf-java.jar
 
 Protocol Buffers
 URL: http://code.google.com/p/protobuf/
@@ -263,27 +241,38 @@ Local Modifications: None
 
 ---
 Code in:
-lib/ant_deploy.jar
+lib/ant.jar
+lib/ant-launcher.jar
 
 URL: http://ant.apache.org/bindownload.cgi
-Version: 1.6.5
+Version: 1.8.1
 License: Apache License 2.0
 Description:
   Ant is a Java based build tool. In theory it is kind of like "make"
   without make's wrinkles and with the full portability of pure java code.
 
-Local Modifications:
-  Modified apache-ant-1.6.5/bin/ant to look in the ant.runfiles directory
+Local Modifications: None
 
 
 ---
 Code in:
 lib/json.jar
 URL: http://json.org/java/index.html
-Version: JSON version 2
+Version: JSON version 20090211
 License: MIT license
 Description:
 JSON is a set of java files for use in transmitting data in JSON format.
 
 Local Modifications: None
 
+---
+Code in:
+tools/maven-ant-tasks-2.1.1.jar
+URL: http://maven.apache.org
+Version 2.1.1
+License: Apache License 2.0
+Description:
+  Maven Ant tasks are used to manage dependencies and to install/deploy to
+  maven repositories.
+
+Local Modifications: None

lib/closure-compiler/version.txt

@@ -0,0 +1 @@
+20110322