Extrusion legends working and changes in file headers
removed garbage output from previous commit
fixed bug with raster 3d panel when working with a 2d view
extrusion dialog prepared and some extrusion classes files missing
added more file extensions supported to OSGStoreProvider and changes to add extruded symbols WIP
fixing particle previewer in symbology dialog
merged my changes with Jordi's.
elevations, raster and vectorial dialogs added