Merge pull request #100 from gjb2048/master

Fix parsing error when using Code Checker.
use the new html_writer api for span and div
Merge pull request #104 from ds125v/html_writer_api

use the new html_writer api for span and div
fluid videos and better forms
start on admin renderers

Note the duplication between maintenance renderer and
core renderer. There's got to be a better way, otherwise that'll
lead to subtle and annoying bugs
Merge pull request #105 from ds125v/start_admin_renderers

start on admin renderers
restyle the messaging interface
messaging improvements
improved user profile pages