ADD: user page
MODIFY: add check for undefined and prettify
Refactor signin

 - ADD: htmlHead partial to dust.view
 - MODIFY: make js minimal inside view
 - MODIFY: refactor form.js
 - MODIFY: entry point for client is dom.js now
Refactor dom.js and some Documentation

 - MODIFY: refactor dom.js
 - ADD: documentation on top of dom.js
 - MODIFY: documentation of top of formjs
Delete an empty line for readability