The same artifact can being depended on via pom and jar at different places in the tree. In such case, we deduplicate it so that 2 entries do not reference the same file, which will otherwise lead in symlink error because of existing file down the road.
The same artifact can being depended on via pom and jar at different places in the tree. In such case, we deduplicate it so that 2 entries do not reference the same file, which will otherwise lead in symlink error because of existing file down the road.
Fixes #1267