Added P2P tunnel part for OpenComputers.
Requires https://github.com/fnuecke/AppliedEnergistics-2-Localization/commit/033c19209b7e94f16f03ebb63316b7d06a8ba69d and https://github.com/fnuecke/Applied-Energistics-2-API/commit/34e91be832344bc2fc410cbafb0cef2289fc4a16 to be merged and submodules to be updated first to build (in particular the API update for the added part field).