[IZPACK-989] ConfigurationInstallerListener - XML merge fixes and improvements (task with subissues)
[IZPACK-989] ConfigurationInstallerListener - XML merge fixes and improvements (task with subissues)
Merge remote-tracking branch 'origin/IZPACK-989' into IZPACK-989

Conflicts:
	izpack-util/pom.xml
Merge pull request #142 from rkrell/IZPACK-989

[IZPACK-989] ConfigurationInstallerListener - XML merge fixes and improvements