Filled in the blank for green/tree.txt
Filled in the blank for the apple
Added descriptive text to file.
added text and image to file.
Removed hooligan_trash.html; removed useless_file.html; moved ruby.txt and apple_core.html to red; moved .hiding_turtle.txt to green; moved school_bus.txt to yellow; perhaps I should erase apple_core.html?
Deleted ../apple_core.html
moved colors to colors/;