Changes

Summary

1. fix #3050 and other things (commit: 6b49bb6) (details)

Commit 6b49bb65139b591a05ce2d482eff6f57d278e7b0 by asiekierka fix #3050 and other things (commit: 6b49bb6)
	common/buildcraft/BuildCraftEnergy.java (diff)
	buildcraft_resources/assets/buildcraftbuilders/textures/blocks/machineBlock/drill.png (diff)
	buildcraft_resources/assets/buildcraftrobotics/textures/items/board/unknown.png (diff)
	buildcraft_resources/assets/buildcrafttransport/textures/blocks/gates/gate_expansion_pulsar.png (diff)
	buildcraft_resources/assets/buildcraftrobotics/textures/items/board/green.png (diff)
	buildcraft_resources/assets/buildcraftrobotics/textures/items/board/blue.png (diff)
	buildcraft_resources/assets/buildcraftrobotics/textures/items/board/yellow.png (diff)
	buildcraft_resources/changelog/7.1.8
	common/buildcraft/transport/render/PipeTransportItemsRenderer.java (diff)
	buildcraft_resources/assets/buildcraftrobotics/textures/items/board/clean.png (diff)
	common/buildcraft/core/lib/engines/TileEngineBase.java (diff)
	buildcraft_resources/assets/buildcraftbuilders/textures/blocks/machineBlock/front.png (diff)
	buildcraft_resources/assets/buildcraftrobotics/textures/items/board/red.png (diff)
	buildcraft_resources/assets/buildcraftbuilders/textures/blocks/machineBlock/drill_xz.png (diff)