Diff of some required modifications for my site from jekyll 2.5.x to 3.x

jekyll3.diff

diff --git a/Gemfile b/Gemfile
index f25308a..4b32b39 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,6 +3,7 @@ source "http://rubygems.org"
 
 gem 'rake'
 gem 'jekyll'
+gem 'jekyll-paginate'
 gem 'rdiscount'
 gem 'liquid'
 
diff --git a/_config.yml b/_config.yml
index 6cd5dcb..9f24934 100644
--- a/_config.yml
+++ b/_config.yml
@@ -1,9 +1,9 @@
  lsi: false
  markdown: rdiscount
  permalink: /:year/:month/:day/:title
  paginate: 10
  category_dir: category
  category_title_prefix: 
  exclude: ['Rakefile','Gemfile','Gemfile.lock','README.md']
  destination: _site
+ gems: [jekyll-paginate]
diff --git a/_plugins/archive.rb b/_plugins/archive.rb
index 48cb309..49b2b80 100644
--- a/_plugins/archive.rb
+++ b/_plugins/archive.rb
@@ -21,7 +21,7 @@ module Jekyll
 
     def collate(site)
       collated_posts = {}
-      site.posts.reverse.each do |post|
+      site.posts.docs.reverse.each do |post|
         y, m, d = post.date.year, post.date.month, post.date.day
         
         collated_posts[ y ] = {} unless collated_posts.key? y
@@ -62,7 +62,7 @@ module Jekyll
     end
 
     def collate(site)
-      site.posts.reverse.each do |post|
+      site.posts.docs.reverse.each do |post|
         y, m, d = post.date.year, post.date.month, post.date.day
         
         self.collated_posts[ y ] = {} unless self.collated_posts.key? y
@@ -72,4 +72,4 @@ module Jekyll
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/_plugins/sitemap_generator.rb b/_plugins/sitemap_generator.rb
index 03907e1..f8109f9 100644
--- a/_plugins/sitemap_generator.rb
+++ b/_plugins/sitemap_generator.rb
@@ -34,6 +34,7 @@
 # Distributed Under A Creative Commons License
 #   - http://creativecommons.org/licenses/by/3.0/
 
+require 'jekyll/document'
 require 'rexml/document'
 
 module Jekyll
@@ -58,13 +59,9 @@ module Jekyll
   CHANGE_FREQUENCY_CUSTOM_VARIABLE_NAME = "change_frequency"
   PRIORITY_CUSTOM_VARIABLE_NAME = "priority"
 
-  class Post
+  class Jekyll::Document
     attr_accessor :name
 
-    def full_path_to_source
-      File.join(@base, @name)
-    end
-
     def location_on_server
       "#{MY_URL}#{url}"
     end
@@ -73,22 +70,13 @@ module Jekyll
   class Page
     attr_accessor :name
 
-    def full_path_to_source
-      File.join(@base, @dir, @name)
-    end
-
     def location_on_server
-     location = "#{MY_URL}#{url}" #location = "#{MY_URL}#{@dir}#{url}"
+      location = "#{MY_URL}#{url}" #location = "#{MY_URL}#{@dir}#{url}"
+	  print location
       location.gsub(/index.html$/, "")
     end
   end
 
-  class Layout
-    def full_path_to_source
-      File.join(@base, @name)
-    end
-  end
-
   # Recover from strange exception when starting server without --auto
   class SitemapFile < StaticFile
     def write(dest)
@@ -138,14 +126,12 @@ module Jekyll
     # Returns last_modified_date of latest post
     def fill_posts(site, urlset)
       last_modified_date = nil
-      site.posts.each do |post|
+      site.collections["posts"].docs.each do |post|
         if !excluded?(post.name)
           url = fill_url(site, post)
           urlset.add_element(url)
         end
-
-        path = post.full_path_to_source
-        date = File.mtime(path)
+        date = File.mtime(post.path)
         last_modified_date = date if last_modified_date == nil or date > last_modified_date
       end
 
@@ -158,9 +144,9 @@ module Jekyll
     # Returns last_modified_date of index page
     def fill_pages(site, urlset)
       site.pages.each do |page|
+		
         if !excluded?(page.name)
-          path = page.full_path_to_source
-          if File.exists?(path)
+          if File.exists?(page.path)
             url = fill_url(site, page)
             urlset.add_element(url)
           end
@@ -222,10 +208,8 @@ module Jekyll
     #
     # Returns lastmod REXML::Element or nil
     def fill_last_modified(site, page_or_post)
-      path = page_or_post.full_path_to_source
-
       lastmod = REXML::Element.new "lastmod"
-      date = File.mtime(path)
+      date = File.mtime(page_or_post.path)
       latest_date = find_latest_date(date, site, page_or_post)
 
       if @last_modified_post_date == nil
@@ -252,8 +236,7 @@ module Jekyll
       layouts = site.layouts
       layout = layouts[page_or_post.data["layout"]]
       while layout
-        path = layout.full_path_to_source
-        date = File.mtime(path)
+        date = File.mtime(layout.path)
 
         latest_date = date if (date > latest_date)
 
diff --git a/_plugins/tag.rb b/_plugins/tag.rb
index 98f2dc7..59f9e08 100644
--- a/_plugins/tag.rb
+++ b/_plugins/tag.rb
@@ -12,7 +12,7 @@ module Jekyll
 
       self.data['related'] = []
       site.tags[tag].each do |post|
-        post.tags.each do |rel| 
+        post.data['tags'].each do |rel| 
           self.data['related'].push(rel)
         end
       end