Update PostgreSQL documentation (9.6.2, 9.5.6, 9.4.11)

assets/javascripts/templates/pages/about_tmpl.coffee

@@ -456,9 +456,9 @@ credits = [
     'https://creativecommons.org/licenses/by/3.0/'
   ], [
     'PostgreSQL',
-    '1996-2016 The PostgreSQL Global Development Group<br>&copy; 1994 The Regents of the University of California',
+    '1996-2017 The PostgreSQL Global Development Group<br>&copy; 1994 The Regents of the University of California',
     'PostgreSQL',
-    'http://www.postgresql.org/about/licence/'
+    'https://www.postgresql.org/about/licence/'
   ], [
     'Python',
     '2001-2017 Python Software Foundation<br>Python is a trademark of the Python Software Foundation.',

assets/stylesheets/pages/_postgres.scss

@@ -1,7 +1,7 @@
 ._postgres {
   padding-left: 1rem;
 
-  h1, h1 ~ p, h2 { margin-left: -1rem; }
+  h1, h1 ~ p, h1 ~ pre, h1 ~ blockquote, h2, .NAVFOOTER { margin-left: -1rem; }
   h2 { @extend %block-heading; }
 
   .VARIABLELIST dt { @extend %block-label, %label-blue; }

lib/docs/scrapers/postgresql.rb

@@ -6,6 +6,10 @@ module Docs
     self.type = 'postgres'
     self.root_path = 'reference.html'
     self.initial_paths = %w(sql.html admin.html internals.html appendixes.html tutorial.html)
+    self.links = {
+      home: 'https://www.postgresql.org/',
+      code: 'https://git.postgresql.org/gitweb/?p=postgresql.git'
+    }
 
     html_filters.insert_before 'normalize_urls', 'postgresql/extract_metadata'
     html_filters.push 'postgresql/clean_html', 'postgresql/entries', 'title'
@@ -47,22 +51,22 @@ module Docs
       /\Aunsupported-features/ ]
 
     options[:attribution] = <<-HTML
-      &copy; 1996&ndash;2016 The PostgreSQL Global Development Group<br>
+      &copy; 1996&ndash;2017 The PostgreSQL Global Development Group<br>
       Licensed under the PostgreSQL License.
     HTML
 
     version '9.6' do
-      self.release = '9.6.0'
+      self.release = '9.6.2'
       self.base_url = 'https://www.postgresql.org/docs/9.6/static/'
     end
 
     version '9.5' do
-      self.release = '9.5.4'
+      self.release = '9.5.6'
       self.base_url = 'https://www.postgresql.org/docs/9.5/static/'
     end
 
     version '9.4' do
-      self.release = '9.4.9'
+      self.release = '9.4.11'
       self.base_url = 'https://www.postgresql.org/docs/9.4/static/'
     end
   end