create popup preview
add preview-article-view.js
fixed indentation
add /* jslint nonew: false */
Merge branch 'master' of https://github.com/Iuckyman/maydan into (14)Add-popup-for-admin-article-preview

Conflicts:
	cms/index.html
Merge pull request #22 from Iuckyman/(14)Add-popup-for-admin-article-preview

(14)add popup for admin article preview