update staff page.
update staff page.
 solving problem download file name.
complete dataset upload.
complete dataset upload.
Merge branch 'master' of https://github.com/ghilbut/lgcodechallenger
complete dataset management.
update design management.
design update.
complete staff register problems.
Merge branch 'design'

Conflicts:
	apps/account/__init__.py
	lgcc_media/static/css/common.css
	lgcc_media/templates/account/change_info.html
	lgcc_media/templates/account/signup_step2.html
	lgcc_media/templates/base.html
	lgcc_media/templates/map.html