Add Apache Tika, remove iText7.

Change-Id: I9736779cf57050a1dfd43d18625eb464a7179a9f
diff --git a/src/main/java/module-info.java b/src/main/java/module-info.java
index e7d9c77..dbe7d62 100644
--- a/src/main/java/module-info.java
+++ b/src/main/java/module-info.java
@@ -1,3 +1,6 @@
 module aendggner {
   requires info.picocli;
+  requires org.apache.tika.core;
+  requires java.sql;
+  opens eu.mulk.aendggner;
 }