Merge pull request #32 from Uberi/master

Fix teleport tube in latest mt
Ran all textures through pngcrush.
Ran all textures through pngquant.
Fix Overview.html
Change craft of autocrafter to use mese crystal (autocrafter should be less expensive than teleport tube...)
Merge pull request #33 from Novatux/craft

Change craft of autocrafter to use mese crystal (autocrafter should be l...
Merge pull request #34 from Novatux/doc

Fix Overview.html
Fix bug with sand tubes
Merge pull request #35 from Novatux/sand

Fix bug with sand tubes