Add missing blocks from 1.10/1.11/1.12#352

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Gloorf wants to merge 3 commits intowalterhiggins:developmentfrom Gloorf:blocks-1.12

+54-17

Commits on Jul 19, 2017

Added missing blocks from 1.10/1.11/1.12
Gloorf
committed

Commits on Sep 23, 2017

Removed duplicates
Gloorf
committed

Commits on Oct 1, 2017

Fix fence object with proper values
Gloorf
committed