ISPN-4413 PAX URL temporary files fill /tmp and cause issues on CI

https://issues.jboss.org/browse/ISPN-4413
If ant is the problem, there are other ways of achieving the same with inline code

Scala example:
http://books.sonatype.com/mcookbook/reference/sect-scala-script-inline.html#ex-scala-script-inline

Groovy example:
http://www.hascode.com/2011/07/integrating-groovy-in-your-maven-builds-using-gmaven/#Inline_Scripts