[Dextrose] bugs in OS373pyg

[forster at ozonline.com.au]

Hi
I have just joined this list.
To keep everyone in the loop, here are the issues I have found with OS373pyg

freeze on boot (intermittent)       dev.laptop #9100
Journal sort, ctime=0    #1915
TurtleArt94 getpixel and turtle sees   #2188 
Control panel timezone #2195 
Browse will correctly add a png extension only if no extension in the journal entry #1638
Colors, tooltips erase menu #1995

Tony