See this issue: https://github.com/middleman/middleman/issues/164

gistfile1.txt

GEM
  remote: https://rubygems.org/
  specs:
    activesupport (3.2.12)
      i18n (~> 0.6)
      multi_json (~> 1.0)
    builder (3.2.2)
    daemons (1.1.9)
    em-websocket (0.5.0)
      eventmachine (>= 0.12.9)
      http_parser.rb (~> 0.5.3)
    eventmachine (1.0.3)
    ffi (1.9.0)
    http_parser.rb (0.5.3)
    i18n (0.6.4)
    json (1.8.0)
    kramdown (1.1.0)
    listen (1.2.2)
      rb-fsevent (>= 0.9.3)
      rb-inotify (>= 0.9)
      rb-kqueue (>= 0.2)
    maruku (0.6.1)
      syntax (>= 1.0.0)
    middleman (0.13.1)
      rack
      thin
    middleman-blog (3.2.0)
      maruku (~> 0.6.0)
      middleman-core (~> 3.0)
      tzinfo (~> 0.3.0)
    middleman-core (3.1.3)
      activesupport (~> 3.2.6)
      bundler (~> 1.1)
      i18n (~> 0.6.1)
      listen (~> 1.2.2)
      rack (>= 1.4.5)
      rack-test (~> 0.6.1)
      thor (>= 0.15.2, < 2.0)
      tilt (~> 1.3.6)
    middleman-deploy (0.0.12)
      middleman-core (>= 3.0.0)
      ptools
    middleman-livereload (3.1.0)
      em-websocket (>= 0.2.0)
      middleman-core (>= 3.0.2)
      multi_json (~> 1.0)
      rack-livereload
    mini_portile (0.5.0)
    multi_json (1.7.7)
    nokogiri (1.6.0)
      mini_portile (~> 0.5.0)
    ptools (1.2.2)
    rack (1.5.2)
    rack-livereload (0.3.15)
      rack
    rack-test (0.6.2)
      rack (>= 1.0)
    rake (10.1.0)
    rb-fsevent (0.9.3)
    rb-inotify (0.9.0)
      ffi (>= 0.5.0)
    rb-kqueue (0.2.0)
      ffi (>= 0.5.0)
    sass (3.2.9)
    syntax (1.0.0)
    thin (1.5.1)
      daemons (>= 1.0.9)
      eventmachine (>= 0.12.6)
      rack (>= 1.0.0)
    thor (0.18.1)
    tilt (1.3.7)
    tzinfo (0.3.37)
    zurb-foundation (4.2.3)
      sass (>= 3.2.0)

PLATFORMS
  ruby

DEPENDENCIES
  builder
  json
  kramdown
  middleman
  middleman-blog
  middleman-deploy
  middleman-livereload
  nokogiri
  rake
  zurb-foundation