Revert "Added comments explaining intent."

This reverts commit 4ae95773e5f225d080a35307ad1bdf6de93577cb.
Revert "NEXUS-5731: Misplaced dependency"

This reverts commit b55eeb003234a66f6a6bed080695683436744e95.
Revert "NEXUS-5731: Nexus is Java7"

This reverts commit 0bca249c8c8c9bb93169078851b237cc34908cf4.