License for RenderStack and other parts:

RenderStack:
    Origin:         http://neure.ath.cx/renderstack/index.html
    Author:         Timo Suoranta
    License, file:  MIT, COPYING

NVIDIA Texture Tools:
    Notes:          A subset of NVIDIA Texture Tools is included in RenderStack, see origin for full version
    Origin:         http://code.google.com/p/nvidia-texture-tools
    Author:         NVIDIA Corporation
    License, file:  MIT, technologies/nvtt/NVIDIA_Texture_Tools_LISENCE.txt

OpenTK:
    Notes:          A subset of OpenTK is included in RenderStack, see origin for full version
    Origin:         http://www.opentk.com
    Author:         The Open Toolkit library
    License, file:  MIT / X11, technologies/opentk/license.txt

TargaImage:
    Origin:         http://www.codeproject.com/KB/graphics/TargaImage.aspx
    Author:         David Polomis
    License, file:  The Code Project Open License (CPOL), technologies/targaimage/ReadMe.txt