added external libraries

git-svn-id: http://imagej-hdf.googlecode.com/svn/trunk@5 1917c786-bb84-a533-1332-c8e2925cefa8

build.xml

@@ -26,7 +26,9 @@
   <fail message="You have to set $IJCLASSPATH / %IJCLASSPATH% before
 		 running Ant!">
     <condition>
-      <equals arg1="${env.IJCLASSPATH}" arg2=""/>
+      <not>
+	<isset property="env.IJCLASSPATH"/>
+      </not>
     </condition>
   </fail>
 
@@ -46,6 +48,7 @@
        destdir="${build}"
        source="1.6"
        target="1.6"
+       includeantruntime="false"
        classpath="${toString:lib.hdf.path}:${env.IJCLASSPATH}">
       <compilerarg value="-Xlint:all -deprecation"/>
     </javac>