Improve email page ui

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/views/profiles/emails/index.html.haml

 %h3.page-title
-  My Email Addresses
+  My email addresses
 %p.light
   Your
   %b Primary Email
-  will be used for account notifications, avatar detection and web based operations, such as edits and merges. All email addresses will be used to identify your commits.
+  will be used for account notifications, avatar detection and web based operations, such as edits and merges.
+  %br
+  All email addresses will be used to identify your commits.
+
+%hr
 
 .ui-box
   .title
@@ -19,7 +23,7 @@
           added #{time_ago_with_tooltip(email.created_at)}
         = link_to 'Remove', profile_email_path(email), data: { confirm: 'Are you sure?'}, method: :delete, class: 'btn btn-small btn-remove pull-right'
 
-%h3.page-title Add Email Address
+%h4 Add email address
 = form_for 'email', url: profile_emails_path, html: { class: 'form-horizontal' } do |f|
   .form-group
     = f.label :email, class: 'control-label'