Cleaned ant build file for Bukkit.

build.xml

@@ -1,7 +1,4 @@
 <project name="Bukkit" default="dist" basedir=".">
-	<!-- Change the following two properties to the correct jar files -->
-	<property name="minecraftserver.jar" location="../../minecraft_server.jar"/>
-
 	<property name="minecraft" location="../../"/>	
 
 	<property name="src" location="src"/>
@@ -36,6 +33,7 @@
 	
 	<target name="clean">
 		<delete dir="${bin}"/>
+		<delete dir="${lib}"/>
 		<delete dir="${dist}"/>
 	</target>
 </project>