moving the pzhweb to Jade template engine

Jira issue: WP-718

fixed typos

added previously missing changes

changed package.json in the root directory

switched to google webfonts

fixed tab issue; added template variables

fixed port comparison during pzp enroll

incorporated 98ccdbe74c6b44cb4f560fec1fc27c2f3d51f588
Merge pull request #471 from pankuleczka/jade-migration

WP-718 - migration of pzhweb to Jade template engine