Mon, 22 Nov 2010 09:46:07 -0700 Kevin Walker changes from proof-read, 1st installment
Mon, 22 Nov 2010 09:02:17 -0700 Kevin Walker fixing single quotes and long lines
Sun, 21 Nov 2010 15:24:53 -0800 Scott Morrison some more fixes in the colimit section
(0) -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 tip