NOJIRA: UX changes. Added user/group icons for future use. Revamped form markup. Toolbar created for navigation between pages in the admin section. Added tooltips for subscription method labels.
NOJIRA: Fixed error messages in addtopic and addannouncement.
NOJIRA: removed table from permissions form. added labels.
Fixed markup errors in permissions form.
NOJIRA: addMembers cleanup.
Merge pull request #12 from cparaiso/cparaiso

NOJIRA: UX changes
NOJIRA:  Change the History link from 'View Previous...' (very confusing) to 'Archives'
ANNPLT-63:  Allow the display portlet to use a scrolling div for announcements instead of paging