!!!
%html
  %head
    %meta{:content => "text/html; charset=UTF-8", "http-equiv" => "Content-Type"}/
  %body
    %h1= "Hi #{@user.username}!"
    %h2
      %a{href: "http://localhost:3000/users/#{@mentioner.id}"}= "@#{@mentioner.username}"
      %span= "mentioned you in a squeek!"
    %p
      %span The squeek was:
      / %h3= sanitize(@squeek, tags: %w(a), attributes: %w(href))
      %h3= @squeek

!!!
%html
  %head
    %meta{:content => "text/html; charset=UTF-8", "http-equiv" => "Content-Type"}/
  %body
    %h1= "Hi @#{@user.username}!"
    %h2= link_to("@#{@mentioner.username}", "http://localhost:3000/users/#{@mentioner.id}") + " mentioned you in a squeek!"
    %p The squeek was:
    %h3= @squeek.html_safe

Add url helper to notification email template
Add url helper to notification email template
