Additions for improved BlockType-system (adds hay, ender-portal-frame, improved lever-facing)

[Tonodus]

This changes are needed for this PR: https://github.com/GlowstoneMC/Glowstone/pull/566 (improved Block/ItemType-System).

Adds:

• EnderPortalFrame-MaterialData
• HayBlock-MaterialData

Modifies:

• Lever-MaterialData: setFacingDirection takes now notice of BlockFace.UP/DOWN. Old behaviour was to ignore this values silenty.

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Edited by turt2live

• GlowstoneMC/Glowstone#566

[turt2live]

@Tonodus Your PR has several formatting concerns. Please see the repository's contributing guidelines.

[Tonodus]

@turt2live I hope I resolved the formatting concerns.