init system:add create db cmd
Merge remote-tracking branch 'cnnic/dev'
Merge pull request #307 from warmdawn/dev

update license for autherization
Merge remote-tracking branch 'cnnic/dev'
install: init schema and data
Merge pull request #308 from forumbyr/master

install - add create db command; init schema and data; extract connection pool size to propertity file
add logger and comment for dao impl