The Mergetool has been update and cleaned up compared to the how it looked in 2010 and earlier. The new version has many new features that makes it easier to get started. A Source Code Analyzer, Object Explorer and Batch Processor has been added to the product too.
MGT1.30.22The description and file name now has a default value in a version created from a merge. This help when exporting and later viewing the list of versions.Additional information has been added to the PartnerSource integration.An option "Only Translated Texts" has been added in the "Use Translation from Other Version".The Translation tokens have a new key "Object Token,Language Code,Translated"
For more information look at the Mergetool History page.