Fixed missing generic type parameters.

I thought I already did this?
Deleted two package-info.java.
Pass option name and content to the color palette

Just as a FractalProvider, a ColorPalette now receives not only the
command line option, but also the name and content of that option.
Added command line arguments to the SimplePalette.

start, end, core, steps
Added command line arguments to the NodePalette.
Fixed a bug in the ColorPalettes that caused them not to recognize the
changed state after command line arguments.
Merge branch 'feature_palette_commandline'