Repairing the ask info/give info simulation by making it possible for the giver to respond to the asker by executing the task with the message being responded to inlined in the subject and body. Messages associated with tasks do not show up in the messages list anymore. Ticket #28
Implementing ticket #20: Bulk Task Response. The bulk of the changes are on the tasks include and the task-detail page. Implementing ticket #17: sending message to own role (just removing an if statement)