Adds constructable and upgradeable machinery, fixes the RPED, other minor fixes

1) Adds various constructible and upgradeable machinery. See [this pastebin](http://pastebin.com/tebMjJ99) for details on the upgrades.
2) Fixes the Rapid Part Exchange Device (RPED).
3) Fixes Unathi/Skrell hardsuit conversions.
4) Adds a proper NanoUI interface for the cloning computer.
5) Other minor (map) fixes.