refs CW-206 - add subscribe/unsubscribe block for newsletter
Merge pull request #163 from claudiaifrim/newsletter_site_view

refs CW-206 - add subscribe/unsubscribe block for newsletter
refs CW-207 - remove custom simplenews templates
Merge pull request #164 from claudiaifrim/page_view

refs CW-207 - remove custom simplenews templates
Merge pull request #162 from sandriu/2567_newsletter_all

Refs #2567: refactor HTML, CSS and icons for newsletter footer
bugfix - fix weight for newsletter sections taxonomy
added display settings for newsletter for all content types
remove custom templates for scs contrib module
add custom template for newsletter site view
add the newsletter template for frontend theme
Merge pull request #166 from claudiaifrim/site_view

Site view for newsletter
Merge pull request #165 from eugenst/newsletter_3

added display settings for newsletter for all content types
Refs #2567: refactor width for left and right columns of newsletter body
Refs #2567: refactor HTML and CSS for newsletter categories name
Refs #2567: refactor HTML and CSS for Highlights items
Refs #2567: refactor width for left and right columns with cell padding
Refs #2567: numeric value for table width, instead of percents
Refs #2567: refactor HTML and CSS for all category items; insert blue line
Refs #2567: add images for link arrows
Refs #2567: refactor the layout for item link arrows; move the dotted border-line