Add option to write KorAP-XML-ZIP directly

Change-Id: Icdca5c08620971a06813c47d14317e8a9990c033
diff --git a/app/build.gradle b/app/build.gradle
index 2f74157..4209307 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -54,6 +54,8 @@
     implementation 'org.maltparser:maltparser:1.9.2'
     implementation 'org.apache.opennlp:opennlp-tools:2.3.2'
     implementation 'org.slf4j:slf4j-simple:2.1.0-alpha1'
+    implementation 'org.apache.ant:ant:1.10.14'
+
 }