JAL-3047 don't set classes unconditionally (forgot to delete it in earlier patch)

diff --git a/build.xml b/build.xml
index 7ae41f6..454b994 100755 (executable)
--- a/build.xml
+++ b/build.xml
@@ -136,7 +136,6 @@
     <property name="schemaDir" value="schemas" />
     <property name="outputDir" value="classes" unless:set="clover.jar"/>
     <property name="outputDir" value="cloverclasses" if:set="clover.jar"/>
-    <property name="outputDir" value="classes" />
     <property name="packageDir" value="dist" />
     <property name="outputJar" value="jalview.jar" />
     <!-- Jalview Applet JMol Jar Dependency -->