[Task]: Cleanup XML of action XML, DTD, XSD, ...

[hansva]

What needs to happen?

Cleanup XML of action XML, DTD, XSD, ...:
DtdValidator.java
XmlWellFormed.java
XsdValidator.java
Xslt.java

Issue Priority

Priority: 3

Issue Component

Component: Metadata

[bamaer]

.take-issue