File jython-compatibility.patch of Package freemarker

diff -urEbwB freemarker-2.3.28/build.xml freemarker-2.3.28.new/build.xml
--- freemarker-2.3.28/build.xml	2019-06-26 18:01:53.406255406 +0200
+++ freemarker-2.3.28.new/build.xml	2019-06-26 18:07:15.540248273 +0200
@@ -318,38 +318,18 @@
         freemarker/ext/jsp/FreeMarkerJspFactory2.java"
     />
     
-    <ivy:cachepath conf="build.jython2.0" pathid="ivy.dep.jython2.0" />
+    <ivy:cachepath conf="build.jython2.2" pathid="ivy.dep.jython2.2" />
     <javac srcdir="build/src-main-java-filtered" destdir="build/classes" deprecation="off" 
       debug="on" optimize="off" target="1.5" source="1.5" encoding="utf-8"
       includeantruntime="false"
-      classpathref="ivy.dep.jython2.0"
+      classpathref="ivy.dep.jython2.2"
       bootclasspath="${boot.classpath.j2se1.5}"
       includes="
         freemarker/ext/ant/**,
         freemarker/template/utility/JythonRuntime.java,
         freemarker/ext/jython/**"
       excludes="
-        freemarker/ext/jython/_Jython22VersionAdapter.java,
-        freemarker/ext/jython/_Jython25VersionAdapter.java"
-    />
-    
-    <ivy:cachepath conf="build.jython2.2" pathid="ivy.dep.jython2.2" />
-    <javac srcdir="build/src-main-java-filtered" destdir="build/classes" deprecation="off" 
-      debug="on" optimize="off" target="1.5" source="1.5" encoding="utf-8"
-      includeantruntime="false"
-      classpathref="ivy.dep.jython2.2"
-      bootclasspath="${boot.classpath.j2se1.5}"
-      includes="
-        freemarker/ext/jython/_Jython22VersionAdapter.java"
-    />
-    
-    <ivy:cachepath conf="build.jython2.5" pathid="ivy.dep.jython2.5" />
-    <javac srcdir="build/src-main-java-filtered" destdir="build/classes" deprecation="off" 
-      debug="on" optimize="off" target="1.5" source="1.5" encoding="utf-8"
-      includeantruntime="false"
-      classpathref="ivy.dep.jython2.5"
-      bootclasspath="${boot.classpath.j2se1.5}"
-      includes="
+        freemarker/ext/jython/_Jython20And21VersionAdapter.java,
         freemarker/ext/jython/_Jython25VersionAdapter.java"
     />