Fix Backlog Task TDI-26965 : Improve the commit in background in the studio

https://jira.talendforge.org/browse/TDI-26965
remove sysout

git-svn-id: http://talendforge.org/svn/tos/trunk@106661 f6f1c999-d317-4740-80b0-e6d1abc6f99e

org.talend.core.repository/src/main/java/org/talend/core/repository/utils/XmiResourceManager.java

@@ -152,7 +152,6 @@ public class XmiResourceManager {
                 if (res != null && res.isLoaded()) {
                     URI normalizedURI = theURIConverter.normalize(res.getURI());
                     if (propertyUri.equals(normalizedURI)) {
-                        System.out.println("force unload: " + propertyUri.toString());
                         res.unload();
                         // resourceSet.getResources().remove(res);
                     }