TDI-30323 + TUP-2207: xsd infinite loop and fix the problem of same name
of element.

Conflicts:
	main/plugins/org.talend.metadata.managment.ui/src/main/java/org/talend/repository/ui/utils/XsdMetadataUtils.java
TDI-30323 + TUP-2207: xsd infinite loop and fix the problem of same name
of element.
Do a little improvement.