generate sql script and setup database
check data and import data successfully
separate database setup from schema
add new gems
async load data using resque
add template
Merge branch 'master' of github.com:ericluo/dast

Conflicts:
	Gemfile
	Gemfile.lock
	Rakefile
	lib/east.rb
	lib/east/cli.rb
	lib/east/data_loader.rb