CreativeCore

Added TextureStrechDisplayStyle
Added transparent texture to color picker
Added the ability to use the mouse wheel to change the value of sliders (hold ctrl to change more)
Added SingletonList
Added CreativeModelPipeline (which uses the forge code to render baked quads)
Automatically focus GuiTextfield in GuiStackSelectorExtension (by QBFreak)
Enhanced RenderCubeObject's BakedQuad cache (only use list when necessary)
Cleaned up BufferBuilderUtils
Changed splitted packets to use direct buffers
Removed old CubeConsumer
Fixed not closing transformer names file
Removed unnecessary class