use bower to manage packages
don't track packages installed by bower
move CSS file to static directory
	renamed:    css/style.css -> static/css/style.css
rename this project
apply semantic UI for index for initial page
link click event to setup button
add CSS style for index with new design
new UI design and add manual presenter importing
CSS for new design
customized file upload button and input
add some icon font to beautify
dynamically add/delete time
dynamically add/delete presenter
remove time/presenter template
update table in database and the filename of database
add exception catch mechanism
data insetion worked without file improting
change names of some input
setup form submission worked
don't track database file