Texture fix

- All seed 1 pixel down
- Mutton 1 pixel down, 1 right
- New wheat grain (based on barley/oat)
Sluice Fixes:
1) Set soilType when throwing blocks on top
2) Bottom of sluice no longer eats blocks thrown on it
3) Fixed coreSampleStacks to contain one sample of each type of ore in range
4) Fixed exponential growth of output ore
5) Fixed addToInventory to check subtype so multiple types of ores and gems can be output
Fix crash when placing ingot pile on top of log pile or chiseled block.
Fix crash when placing plank on block with sign or sapling.
Also, it no longer seems to lose planks when trying to place on top of grass or flowers.
Fix firepit and forge flashing. Firepit images were reversed.
Small ore texture proposal

Cropped version of the full ore.
Will be useful for issue #33 fix.
Fix Firestarter and Tin Chisel Head texture filenames.
Selection boxes on Anvils and Food prep now match their collision boxes (and the boxes that are drawn).
Fix vertical slot alignment on Metallurgy and Scribing Table GUIs.
Fix anvil shift click to put in input or weld slots and not output slot.
Fix blueprint shift-click into anvil. Works with all plans now.
Allow knapping without a block targeted.
Fix instant cooking exploit with forge.
Fix chopped trees leaving behind floating leaves/vines until block update.
Merge pull request #43 from upthorn/master

Various annoyances rectified
Bump to HF15
Fixed water bottle drinking exploit
Undo texture name changes from this branch.

This reverts commit 47012a1d6a7168458e1bc6bdeabb9f11d0f4859c, so this
branch is only the anvil fixes.
Merge pull request #35 from aliceingame/master

Texture fix
Merge pull request #36 from VegasGoat/SluiceFixes

Sluice Fixes:
Merge pull request #37 from VegasGoat/CrashFixes

Fix ingot pile and plank crashes.