
Changes from 0.3 to 0.4-0
=======================

1.  Moved grid.DLapply() to 'grid'.

2.  Moved grid.bezier() to 'grid'.

3.  Split 'Rgraphviz' graph drawing out into new package 'gridGraphviz'.

4.  Fixed bug so that popViewport()s in display list are also ignored
    when drawing graph (just like upViewport()s and downViewport()s).



Changes from 0.2 to 0.3
=======================

1.  Renamed addTooltips() to gridTreeTips().

2.  Added grobBrowser() function.

3.  Made edgeGrob drawing a little more robust
    (defaults for 'lwd' and 'lty')

4.  Improved gridTreeTips() tooltips 
    (so that get tooltip whene mouseover ANYWHERE on node).


