* Null material can now emit light. Has base emission and emission params.
* Decreased max bump strength (fixes some artifacts on some models)
* Fixed crash from OpenGL preview on missing texture.
* Fixed issue with whitespace before boolean values in XML.
* Made Env map sampling take into account texture a, b, c and gamma.
* Allowing HDR textures to take gammas not equal to one.
* Fixed crash when calling --unpack.
* Fixed crash with camera tonemapping in some cases.
* Fixed problem with glossy transparent material.
* Fixed network rendering
* Fixed scrolling behaviour, tab width etc.. for Slave GUI log.
* Updated bundled SkIndigo to v220.127.116.11.