remove common.js
introduce projects layer for firebase tree.
remove codes which is comment-out.
change command names
introduce UI mockup
incorpolate ui_common.js
Support multiple projects
Refactor code structure
implement basic commands
rename datasets to dataset
Fix:datasetStore doesn't work
Introduce Class DataStore
Introduce Class Sender
Clean code up
Clean code up
Add Information Interface for IDs for normal node
Add Information Interface for IDs for master node
Implement UI for information of IDs
Clean code up
Change a property name:"type" -> "command"