Remove :header_hashtags option and adjust tests

lib/gollum/wiki.rb

@@ -139,9 +139,6 @@ module Gollum
     #           site.
     # options - Optional Hash:
     #           :universal_toc - Table of contents on all pages.  Default: false
-    #           :header_hashtags - Show links to headers.  Default: true
-    #                            (Pages may be rendered slightly faster without 
-    #                            the toc and hashtags)
     #           :base_path     - String base path for all Wiki links.
     #                            Default: "/"
     #           :page_class    - The page Class. Default: Gollum::Page
@@ -175,7 +172,6 @@ module Gollum
       @history_sanitization = options[:history_sanitization] ||
         self.class.history_sanitization
       @universal_toc = options.fetch(:universal_toc, false)
-      @header_hashtags = options.fetch(:header_hashtags, true)
     end
 
     # Public: check whether the wiki's git repo exists on the filesystem.
@@ -542,9 +538,6 @@ module Gollum
     # Toggles display of universal table of contents
     attr_reader :universal_toc
 
-    # Create hashtag link for headers to jump to sections
-    attr_reader :header_hashtags
-
     # Normalize the data.
     #
     # data - The String data to be normalized.