copy/assignment for Panel, Background, Color
autoFileExtension
handle plot export
updated to improved SciDatVis, e.g. plotArea
program options selection for passing on to SciDatVis
preliminary solution to "export" options problem
using Boost 1.35.0 for parse_config_file() function in SciDatVis
adapted to new SciDatVis program options implementation
configure SciDatVis libs corrected