Omniauth / omnigollum integration

Based on: https://github.com/remyd1/gollum/commit/925ebcfe04f294c979b9e088dc0955ca1dfa8c44

lib/gollum/app.rb

@@ -368,6 +368,7 @@ module Precious
 
       get '/create/*' do
         forbid unless @allow_editing
+        forbid unless @user_authed
         wikip = wiki_page(params[:splat].first)
         @name = wikip.name
         @ext  = wikip.ext
@@ -625,23 +626,7 @@ module Precious
 
     def show_page_or_file(fullpath)
       wiki = wiki_new
-      if page = fullpath[-1] != '/' ? wiki.page("#{fullpath}/#{wiki.index_page}") : false
-        @page          = page
-        @name          = page.filename_stripped
-        @content       = page.formatted_data
-        @upload_dest   = find_upload_dest(Pathname.new(fullpath).cleanpath.to_s)
-
-        # Extensions and layout data
-        @editable      = true
-        @toc_content   = wiki.universal_toc ? @page.toc_data : nil
-        @h1_title      = wiki.h1_title
-        @bar_side      = wiki.bar_side
-        @allow_uploads = wiki.allow_uploads
-        @navbar        = true
-        mustache :page
-        #redirect_path = "#{fullpath}/#{wiki.index_page}"
-        #redirect to("#{encodeURIComponent(redirect_path)}")
-      elsif page = wiki.page(fullpath)
+      if page = wiki.page(fullpath)
         @page          = page
         @name          = page.filename_stripped
         @content       = page.formatted_data