Bits that are needed

Gemfile

@@ -3,4 +3,8 @@ source 'https://rubygems.org'
 gem 'jekyll'
 gem 'sass'
 gem 'octopress', '~> 3.0.0.rc.12'
-gem 'jekyll-sitemap'
+gem 'jekyll-sitemap'
+gem 'jekyll-picture-tag', '~> 0.2.3'
+gem 'jekyll-tagging'
+gem 'atom-tools'
+gem 'nokogiri'

Gemfile.lock

@@ -1,6 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    addressable (2.3.8)
+    atom-tools (2.0.5)
     blankslate (2.1.2.4)
     celluloid (0.16.0)
       timers (~> 4.0.0)
@@ -13,6 +15,8 @@ GEM
     colorator (0.1)
     execjs (2.3.0)
     fast-stemmer (1.0.2)
+    fastimage (1.6.8)
+      addressable (~> 2.3, >= 2.3.5)
     ffi (1.9.6)
     ffi (1.9.6-x64-mingw32)
     ffi (1.9.6-x86-mingw32)
@@ -37,9 +41,15 @@ GEM
       coffee-script (~> 2.2)
     jekyll-gist (1.1.0)
     jekyll-paginate (1.1.0)
+    jekyll-picture-tag (0.2.3)
+      fastimage (~> 1.6.4)
+      jekyll (< 3)
+      mini_magick (~> 3.8.0)
     jekyll-sass-converter (1.3.0)
       sass (~> 3.2)
     jekyll-sitemap (0.8.0)
+    jekyll-tagging (0.6.0)
+      ruby-nuggets
     jekyll-watch (1.2.1)
       listen (~> 2.7)
     kramdown (1.6.0)
@@ -49,6 +59,12 @@ GEM
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
     mercenary (0.3.5)
+    mini_magick (3.8.1)
+      subexec (~> 0.2.1)
+    mini_portile (0.6.2)
+    nokogiri (1.6.6.2)
+      mini_portile (~> 0.6.0)
+    nuggets (1.0.0)
     octopress (3.0.0.rc.34)
       jekyll (~> 2.0)
       mercenary (~> 0.3.2)
@@ -72,8 +88,11 @@ GEM
     rb-inotify (0.9.5)
       ffi (>= 0.5.0)
     redcarpet (3.2.2)
+    ruby-nuggets (1.0.0)
+      nuggets (= 1.0.0)
     safe_yaml (1.0.4)
     sass (3.4.13)
+    subexec (0.2.3)
     timers (4.0.1)
       hitimes
     titlecase (0.1.1)
@@ -87,7 +106,11 @@ PLATFORMS
   x86-mingw32
 
 DEPENDENCIES
+  atom-tools
   jekyll
+  jekyll-picture-tag (~> 0.2.3)
   jekyll-sitemap
+  jekyll-tagging
+  nokogiri
   octopress (~> 3.0.0.rc.12)
   sass