doc: removed codestyle doxyfile
convert: fixed indentation for generated files, using tabs.

due to the tab->space conversion in the python scripts,
the file generation indentation was also switched to spaces.
this has now been fixed by using \t.
convert: implemented recursive sub-data dumping
convert: moved nested SpecialColor class to the outside
convert: optimized and cleaned up slp.py
convert: first buncha optimisations for the texture generation
convert: use putpixel for writing the color matrix