#SB-272: Apply the XStream to JAXB migration to the strongbox-security and strongbox-authentication-pro modules

Fixed.
#SB-272: Apply the XStream to JAXB migration to the strongbox-security and strongbox-authentication-pro modules

Minor element/attribute fixes.
#SB-260: Make it possible to configure the LDAP settings over REST

Implemented.
#SB-260: Make it possible to configure the LDAP settings over REST

Fixed the Spring dependency issue.
#SB-260: Make it possible to configure the LDAP settings over REST

Minor mapping fix.
#SB-260: Make it possible to configure the LDAP settings over REST

Fixed the dependency issues.
#SB-260: Make it possible to configure the LDAP settings over REST

Spring context cleanups.
#SB-260: Make it possible to configure the LDAP settings over REST

- Implemented a Restlet for the LDAP configuration.
- Implemented a REST client for the LDAP configuration.
#SB-261: Create a service for managing the AD settings

Implemented.

#SB-262: Make it possible to configure the AD settings over REST

Implemented.