Without this button, the user has to go through the admin menu again,
selecting the same host. This improves the usability when enrolling
local users to multiple remote courses.
Major tasks undertaken in this patch:
* New format_text argument, overflowdiv.
* New page layout Report.
* Review of all format_text calls.
* Added support for the report layout to all themes.
* Changed forum post display from tables to divs.
Rajesh Taneja