Very large set of UI, feature, fixture, etc, changes for formbuilder and formbuilder docusign
Merge branch 'formbuilder' of github.com:WeeverApps/weever-plugin-common into formbuilder

Conflicts:
	css_wordpress/app.css
	js/spec/fixtures/form-builder-edit-template.tpl.html
	js/spec/fixtures/subtab.formbuilder.edit.tpl.html
	js/views/subtab.formbuilder.edit.js
Merge branch 'formbuilder' of github.com:WeeverApps/weever-plugin-common into formbuilder