Modify data-eip to data-eip-type
Add eip.$el.data('eip', eip)
Modify eip-default to eip-placeholder
Modify MODE to private
Modify MODE names
Modify class name .show to .eip-buttons-show
Refactoring
Fix test
Add eip.data method
Add init method to types
Refactor $placeholder move to _initHolder
Remove data-eip-value
Update demo
Fix textarea escape bug
Update demo
Modify data-options to data-datalist