diff --git a/build.xml b/build.xml
deleted file mode 100644
index 568232e1b..000000000
--- a/build.xml
+++ /dev/null
@@ -1,186 +0,0 @@
-<!--
-/*
- * 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.
- */
- -->
-<!--
-   "Lang" component of the Apache Commons Subproject
-   $Id$
--->
-<project name="Lang" default="compile" basedir=".">
-	<!-- ========== Initialize Properties ===================================== -->
-	<property file="${user.home}/${component.name}.build.properties"/>
-	<property file="${user.home}/build.properties"/>
-	<property file="${basedir}/build.properties"/>
-	<property file="${basedir}/default.properties"/>
-	<!-- The Sun Javadoc for versions prior to 1.3 are off-line. -->
-	<property name="jdk.javadoc" value="http://java.sun.com/j2se/1.3/docs/api/"/>
-	<!-- ========== Construct compile classpath =============================== -->
-	<path id="compile.classpath">
-		<pathelement location="${build.home}/classes"/>
-	</path>
-	<!-- ========== Construct unit test classpath ============================= -->
-	<path id="test.classpath">
-		<pathelement location="${build.home}/classes"/>
-		<pathelement location="${build.home}/tests"/>
-		<pathelement location="${junit.jar}"/>
-	</path>
-	<!-- ========== Executable Targets ======================================== -->
-	<target name="init" description="Initialize and evaluate conditionals">
-		<echo message="-------- ${component.name} ${component.version} --------"/>
-		<filter token="name" value="${component.name}"/>
-		<filter token="package" value="${component.package}"/>
-		<filter token="version" value="${component.version}"/>
-		<filter token="compile.source" value="${compile.source}"/>
-		<filter token="compile.target" value="${compile.target}"/>
-	</target>
-	<target name="prepare" depends="init" description="Prepare build directory">
-		<mkdir dir="${build.home}"/>
-		<mkdir dir="${build.home}/classes"/>
-		<mkdir dir="${build.home}/conf"/>
-		<mkdir dir="${build.home}/tests"/>
-	</target>
-	<target name="static" depends="prepare" description="Copy static files to build directory">
-		<tstamp/>
-		<copy todir="${build.home}/conf" filtering="on">
-			<fileset dir="${conf.home}" includes="*.MF"/>
-		</copy>
-	</target>
-	<target name="compile" depends="static" description="Compile shareable components">
-		<javac srcdir="${source.home}" destdir="${build.home}/classes" debug="${compile.debug}" deprecation="${compile.deprecation}" target="${compile.target}" source="${compile.source}" excludes="${compile.excludes}" optimize="${compile.optimize}">
-			<classpath refid="compile.classpath"/>
-		</javac>
-		<copy todir="${build.home}/classes" filtering="on">
-			<fileset dir="${source.home}" excludes="**/*.java"/>
-		</copy>
-	</target>
-	<target name="compile.tests" depends="compile" description="Compile unit test cases">
-		<javac srcdir="${test.home}" destdir="${build.home}/tests" debug="${compile.debug}" deprecation="off" target="${compile.target}" source="${compile.source}" optimize="${compile.optimize}">
-			<classpath refid="test.classpath"/>
-		</javac>
-		<copy todir="${build.home}/tests" filtering="on">
-			<fileset dir="${test.home}" excludes="**/*.java"/>
-		</copy>
-	</target>
-	<target name="clean" description="Clean build and distribution directories">
-		<delete dir="${build.home}"/>
-		<delete dir="${dist.home}"/>
-	</target>
-	<target name="all" depends="clean,compile" description="Clean and compile all components"/>
-	<target name="javadoc" depends="compile" description="Create component Javadoc documentation">
-		<mkdir dir="${dist.home}"/>
-		<mkdir dir="${dist.home}/docs"/>
-		<mkdir dir="${dist.home}/docs/api"/>
-	    <tstamp>
-	        <format property="current.year" pattern="yyyy"/>
-	    </tstamp>
-		<javadoc sourcepath="${source.home}" destdir="${dist.home}/docs/api" overview="${source.home}/org/apache/commons/lang/overview.html" packagenames="org.apache.commons.*" excludepackagenames="${javadoc.excludepackagenames}" author="true" version="true" doctitle="&lt;h1&gt;${component.title}&lt;/h1&gt;" windowtitle="${component.title} (Version ${component.version})" bottom="Copyright &amp;copy; 2001-${current.year} - Apache Software Foundation" use="true" link="${jdk.javadoc}" source="${compile.source}">
-			<classpath refid="compile.classpath"/>
-		</javadoc>
-	</target>
-	<target name="dist" depends="clean,compile,javadoc" description="Create binary distribution">
-		<mkdir dir="${dist.home}"/>
-		<copy file="LICENSE.txt" todir="${dist.home}"/>
-		<copy file="NOTICE.txt" todir="${dist.home}"/>
-		<copy file="RELEASE-NOTES.txt" todir="${dist.home}"/>
-		<antcall target="jar"/>
-        <copy file="${dist.home}/${final.name}.jar" todir="."/>
-        <copy todir="${source.home}/META-INF">
-          <fileset dir="${basedir}" includes="LICENSE*, NOTICE*" />
-        </copy>
-		<jar jarfile="${final.name}-sources.jar" basedir="${source.home}" manifest="${build.home}/conf/MANIFEST.MF"/>
-        <delete dir="${source.home}/META-INF"/>
-		<copy file="${final.name}-sources.jar" todir="${dist.home}"/>
-        <copy todir="${dist.home}/docs/api/META-INF">
-          <fileset dir="${basedir}" includes="LICENSE*, NOTICE*" />
-        </copy>
-		<jar jarfile="${final.name}-javadoc.jar" basedir="${dist.home}/docs/api" manifest="${build.home}/conf/MANIFEST.MF"/>
-        <delete dir="${dist.home}/docs/api/META-INF"/>
-		<copy file="${final.name}-javadoc.jar" todir="${dist.home}"/>
-		<mkdir dir="${final.name}"/>
-		<move todir="${final.name}/${final.name}">
-			<fileset dir="${dist.home}"/>
-		</move>
-		<tar destfile="${final.name}.tar" basedir="${final.name}"/>
-		<gzip zipfile="${final.name}.tar.gz" src="${final.name}.tar"/>
-		<delete file="${final.name}.tar"/>
-		<fixcrlf srcdir="${final.name}" eol="crlf" includes="**/*.txt"/>
-		<zip destfile="${final.name}.zip" basedir="${final.name}"/>
-		<delete dir="${final.name}"/>
-	</target>
-	<target name="jar" depends="compile" description="Create jar">
-		<mkdir dir="${dist.home}"/>
-		<mkdir dir="${build.home}/classes/META-INF"/>
-		<copy file="LICENSE.txt" tofile="${build.home}/classes/META-INF/LICENSE.txt"/>
-		<copy file="NOTICE.txt" tofile="${build.home}/classes/META-INF/NOTICE.txt"/>
-		<jar jarfile="${dist.home}/${final.name}.jar" basedir="${build.home}/classes" manifest="${build.home}/conf/MANIFEST.MF" excludes="**/*.html"/>
-	</target>
-	<target name="install-jar" depends="jar" description="--> Installs jar file in ${lib.repo}">
-		<copy todir="${lib.repo}" filtering="no">
-			<fileset dir="${dist.home}">
-				<include name="${final.name}.jar"/>
-			</fileset>
-		</copy>
-	</target>
-	<!-- ========== Unit Test Targets ========================================= -->
-	<target name="test" depends="
-                                compile.tests, 
-                                test.lang,
-                                test.builder,
-                                test.exception,
-                                test.math,
-						        test.mutable,
-						        test.reflect,
-        						test.text,
-						        test.time" description="Run all unit test cases">
-		<echo message="Running tests ..."/>
-	</target>
-	<macrodef name="runTestCase">
-		<attribute name="classname"/>
-		<sequential>
-			<junit printsummary="true" showoutput="true" fork="${junit.fork}" haltonerror="${test.failonerror}">
-				<classpath refid="test.classpath"/>
-				<test name="@{classname}"/>
-			</junit>
-		</sequential>
-	</macrodef>
-	<target name="test.lang" depends="compile.tests">
-		<runTestCase classname="org.apache.commons.lang.LangTestSuite"/>
-	</target>
-	<target name="test.builder" depends="compile.tests">
-		<runTestCase classname="org.apache.commons.lang.builder.BuilderTestSuite"/>
-	</target>
-	<target name="test.exception" depends="compile.tests">
-		<runTestCase classname="org.apache.commons.lang.exception.ExceptionTestSuite"/>
-	</target>
-	<target name="test.math" depends="compile.tests">
-		<runTestCase classname="org.apache.commons.lang.math.MathTestSuite"/>
-	</target>
-	<target name="test.mutable" depends="compile.tests">
-		<runTestCase classname="org.apache.commons.lang.mutable.MutableTestSuite"/>
-	</target>
-	<target name="test.reflect" depends="compile.tests">
-		<runTestCase classname="org.apache.commons.lang.reflect.ReflectTestSuite"/>
-	</target>
-	<target name="test.text" depends="compile.tests">
-		<runTestCase classname="org.apache.commons.lang.text.TextTestSuite"/>
-	</target>
-	<target name="test.time" depends="compile.tests">
-		<runTestCase classname="org.apache.commons.lang.time.TimeTestSuite"/>
-	</target>
-</project>
diff --git a/default.properties b/default.properties
deleted file mode 100644
index 94c2a7470..000000000
--- a/default.properties
+++ /dev/null
@@ -1,81 +0,0 @@
-#
-# 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.
-#
-
-# $Id$
-
-# The pathname of the "junit.jar" JAR file
-junit.jar = ${junit.home}/junit-3.8.1.jar
-
-# Whether or not to fork tests
-junit.fork = true
-
-# The name of this component
-component.name = commons-lang
-
-# The primary package name of this component
-component.package = org.apache.commons.lang
-
-# The title of this component
-component.title = Core Language Utilities
-
-# The current version number of this component
-component.version = 3.0-SNAPSHOT
-
-# The name that is used to create the jar file
-final.name = ${component.name}-${component.version}
-
-# The base directory for compilation targets
-build.home = target
-
-# The base directory for component configuration files
-conf.home = src/conf
-
-# The base directory for distribution targets
-dist.home = dist
-
-# The base directory for component sources
-source.home = src/java
-
-# The base directory for unit test sources
-test.home = src/test
-
-# Should Java compilations set the 'debug' compiler option?
-compile.debug = true
-
-# Should Java compilations set the 'deprecation' compiler option?
-compile.deprecation = true
-
-# Should Java compilations set the 'optimize' compiler option?
-compile.optimize = true
-
-# Generate class files for specific VM version (e.g., 1.1 or 1.2). 
-# Note that the default value depends on the JVM that is running Ant. 
-# In particular, if you use JDK 1.4+ the generated classes will not be usable
-# for a 1.1 Java VM unless you explicitly set this attribute to the value 1.1 
-# (which is the default value for JDK 1.1 to 1.3).
-compile.target = 1.2
-
-# Specifies the source version for the Java compiler.
-# Corresponds to the source attribute for the ant javac task. 
-# Valid values are 1.3, 1.4, 1.5. 
-compile.source = 1.3
-
-# Should all tests fail if one does?
-test.failonerror = true
-
-# The test runner to execute
-test.runner = junit.textui.TestRunner