Merge pull request #1 from ZomgPonies/master

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Hydro+Xenoarch+Sprites

Few changes to Xenoarch finds, adds hydroponics plants, updates a couple
sprites, and removes NT Rep from various traitor lists.
Merge pull request #19 from Fox-McCloud/Hyrdo+Xenoarch-Tweaks

Hyrdo+xenoarch tweaks