Create new file for test 'modulators,
Prepare UI for specifics material modulators
Add support for textures in materials UI
Add more UI options for texture background
Move 'ranges' to yaf_defines.erl
Separate some code to 'yaf_modulator.erl' for refine.
Re-write partial code in modulator for add new UI parameters.
Add news UI parameters for texture mapping control.
Add 'ranges' parameters from wpc_yafaray.erl
Refine and add more code