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)
Rolled back Dirk's change from view/ to download/ URLs. The view/ URL form is required to make interlinked HTML documents be browseable straight from file-storage, and is a critical feature in .LRN, particularly for Heidelberg
Added a paragraph which explains another potential problem when youcreate .vuh files, and how to get around it by constructing your URLswith ad_conn package_url