[CMP-71] Fix issue where new rows didn't have a close handler
[CMP-71] Fix issue where new rows didn't have a close handler

We should look at refactoring paintHomepage to be able to use the createNewRow() method I started writing for initDroppable(), given that there's now two methods which can create rows, they should both use a single creator

jadu/pulsar,jadu/pulsar,jadu/pulsar