| Fri, 18 Nov 2011 13:17:36 -0800 | Scott Morrison | adding last label to the 'gadgets' figure, as requested by referee | file | diff | annotate |
| Sat, 22 Oct 2011 13:26:53 -0600 | Kevin Walker | add remarks about the missing TOP case; searched for all occurrances of "topological" and "continuous" to make sure all other mentions of TOP have been expunged; other minor changes | file | diff | annotate |
| Fri, 14 Oct 2011 08:35:15 -0700 | Kevin Walker | added some 'disk-like's in intro; other minor changes in intro; broke some lines | file | diff | annotate |
| Wed, 12 Oct 2011 15:10:54 -0700 | Kevin Walker | operad action only up to homotopy; still need to think about this a bit | file | diff | annotate |