LDEV-3275: Add missing dependencies. Update XStream to version 1.5.0, and its corresponding libraries. Reimplement LD attachment importing. Reimplement Content Repository credential check. Moja joda-time library to separate folder as it is not a part of XStream deployment anymore, but it is still needed in LAMS code.
LDEV-3332: revert spring-beans schema declaration in application context xml files. export spring meta-inf in jboss-deployment-structure.xml It is way more elegant approach to fix an issue with spring-beans.xsd loading from internet.