change forms horizental from display:inline-block to display: table-cell
update doc
Merge branch 'dev' into forms
update form doc
Merge pull request #16 from sdc-alibaba/forms

change forms horizental from display:inline-block to display: table-cell
update doc
Merge remote-tracking branch 'sui/dev' into dev

Conflicts:
	docs/templates/navbar.jade
	docs/templates/tutorial.jade
Merge branch 'dev' into build
build