apdapt to changes in SciDatVis
SciDatVis and WinSciDatVis constructors with height/width
separated FileInit and WinSciDatVis
foreground color (partially used)
updated XXX_Notes.log files
panel, background, color implementation
background, color, layout, options, dialogs ...
bug fix: initialization of _textHeight in Panel
export plot functionality and dialogue
using help browser functionality
