add location guide to event. #147
add carrierwave gem for photo upload. #147
add photo carrierwave uploader. #147
add jquery text caret plugin. #147
add jquery-fileupload-rails gem. #182
upload photo and insert to textarea. #147
support multi-files upload. #147
add simple form custom input: upload photo input. #147
group the Guardfile.
show sidebar in new event page.