Revision 33

* Renamed classes:
LayerPanel to MapLegend (works on StyledObj)
AtlasLayerPanel to AtlasMapLegend (works on DpLayer)
LayerPanelGroup to MapLayerLegend (works on StyledObj)
AtlasLayerPanelGroup to AtlasMapLayerLegend (works on DpLayer)

Updated all JARs and committed them.

TODO: Some "ISDSS person" might want to rename:
de.isdss.util.framework.ui.panel.LayerPanelScrollPane to something like MapLegendScrollPane.java or FWMapLegendScrollPane.java

* Also committing some substitutions of "@returns" with "@return" 
* Removed testsomethong.java from xulu