Posting email subscriber to Google form.

 On branch master

	new file:   controllers/subscribers.coffee
	modified:   package.json
	modified:   routes/routes.coffee
	modified:   themes/pinfinity/templates/layouts/base.html
	new file:   themes/pinfinity/templates/subscribers/show.html
Disable widget upload form.

 On branch master

	modified:   themes/pinfinity/templates/gallery/index.html