Changes

Summary

1. change filter texture, fix lens recipe, add filter recipe, fix NPE in (commit: 8fba5bb) (details)

Commit 8fba5bb6a1d6391ab5b9aa51172ed219ee5f274c by asiekierka change filter texture, fix lens recipe, add filter recipe, fix NPE in ColorUtils (commit: 8fba5bb)
	buildcraft_resources/assets/buildcraft/textures/blocks/pipeFilter.png (diff)
	buildcraft_resources/assets/buildcraft/textures/items/pipeFilterItem0.png (diff)
	common/buildcraft/BuildCraftTransport.java (diff)
	common/buildcraft/core/utils/ColorUtils.java (diff)