Screenshot added
comment lines added
Spin cube pgm added
Rotate house pgm added
Added cohensutherland 5th pgm
renamed cohensutherland
Added teapot pgm with screenshot
Added 6th pgm movecube
renames 6th pgm movecube as 8th pgm :P
deleting 8th to add again
added 8th pgm movecube
added 9th pgm scanfill
added 10th pgm mesh.md. no screenshot
liang basky, 2nd pgm screenshot added
spinn cube, 3rd pgm screenshot added
rotate house, 4th pgm screenshot added
cohenSutherland, 5th pgm screenshot added
cylinder_parallelopiped, 6th pgm with screenshot added
movecube, 8th pgm screenshot added
scanfill 9th pgm screenshot added