diff --git a/Gemfile b/Gemfile
index 08170e30..7f25aa46 100644
--- a/Gemfile
+++ b/Gemfile
@@ -83,6 +83,8 @@ gem 'jquery-ui-rails', '~> 4.2.1'
 # for languages validation
 gem 'iso-639'
 
+gem 'thor', '0.19.1'
+
 # frontend javascripts
 source 'https://rails-assets.org' do
   # for placeholder images
diff --git a/Gemfile.lock b/Gemfile.lock
index faaa8246..d01a5996 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,8 +31,11 @@ GEM
       erubis (~> 2.7.0)
       rails-dom-testing (~> 1.0, >= 1.0.5)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    active_model_serializers (0.9.4)
-      activemodel (>= 3.2)
+    active_model_serializers (0.10.6)
+      actionpack (>= 4.1, < 6)
+      activemodel (>= 4.1, < 6)
+      case_transform (>= 0.2)
+      jsonapi-renderer (>= 0.1.1.beta1, < 0.2)
     activejob (4.2.9)
       activesupport (= 4.2.9)
       globalid (>= 0.3.0)
@@ -51,33 +54,36 @@ GEM
     activeuuid (0.6.1)
       activerecord (>= 3.1)
       uuidtools
-    acts_as_commentable_with_threading (1.2.0)
+    acts_as_commentable_with_threading (2.0.1)
+      activerecord (>= 4.0)
+      activesupport (>= 4.0)
+      awesome_nested_set (>= 3.0)
+    acts_as_list (0.9.7)
       activerecord (>= 3.0)
-      activesupport (>= 3.0)
-      awesome_nested_set (>= 2.0)
-    acts_as_list (0.4.0)
-      activerecord (>= 3.0)
-    addressable (2.5.1)
-      public_suffix (~> 2.0, >= 2.0.2)
-    ahoy_matey (1.0.0)
+    addressable (2.5.2)
+      public_suffix (>= 2.0.2, < 4.0)
+    ahoy_matey (1.6.0)
       addressable
-      browser (>= 0.4.0)
+      browser (~> 2.0)
       geocoder
-      referer-parser
+      rack-attack (< 6)
+      railties
+      referer-parser (>= 0.3.0)
       request_store
+      safely_block (>= 0.1.1)
       user_agent_parser
       uuidtools
     arel (6.0.4)
     ast (2.3.0)
-    autoprefixer-rails (7.1.1)
+    autoprefixer-rails (7.1.3)
       execjs
     awesome_nested_set (3.1.3)
       activerecord (>= 4.0.0, < 5.2)
     aws_cf_signer (0.1.3)
-    axlsx_rails (0.2.0)
+    axlsx_rails (0.5.1)
+      actionpack (>= 3.1)
       axlsx (>= 2.0.1)
-      rails (>= 3.1)
-    bcrypt (3.1.10)
+    bcrypt (3.1.11)
     binding_of_caller (0.7.2)
       debug_inspector (>= 0.0.1)
     bootstrap-sass (3.3.4.1)
@@ -86,108 +92,103 @@ GEM
     bootstrap-switch-rails (3.0.2)
     bootstrap3-datetimepicker-rails (3.0.3)
       momentjs-rails (>= 2.8.1)
-    browser (0.6.0)
+    browser (2.5.0)
     builder (3.2.3)
-    byebug (9.0.6)
-    cancancan (1.13.1)
-    capybara (2.6.2)
+    byebug (9.1.0)
+    cancancan (2.0.0)
+    capybara (2.15.1)
       addressable
-      mime-types (>= 1.16)
+      mini_mime (>= 0.1.3)
       nokogiri (>= 1.3.3)
       rack (>= 1.0.0)
       rack-test (>= 0.5.4)
       xpath (~> 2.0)
-    carrierwave (0.11.0)
-      activemodel (>= 3.2.0)
-      activesupport (>= 3.2.0)
-      json (>= 1.7)
+    carrierwave (1.1.0)
+      activemodel (>= 4.0.0)
+      activesupport (>= 4.0.0)
       mime-types (>= 1.16)
-    carrierwave-bombshelter (0.1.1.6)
+    carrierwave-bombshelter (0.2.2)
       activesupport (>= 3.2.0)
       carrierwave
       fastimage
-    chart-js-rails (0.0.6)
+    case_transform (0.2)
+      activesupport
+    chart-js-rails (0.1.3)
       railties (> 3.1)
     chronic (0.10.2)
     chunky_png (1.3.8)
     cliver (0.3.2)
-    cloudinary (1.1.6)
+    cloudinary (1.8.1)
       aws_cf_signer
       rest-client
-    cocoon (1.2.6)
+    cocoon (1.2.10)
     coderay (1.1.1)
-    coffee-rails (4.2.2)
-      coffee-script (>= 2.2.0)
-      railties (>= 4.0.0)
-    coffee-script (2.4.1)
-      coffee-script-source
-      execjs
-    coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
     countable-rails (0.0.1)
       railties (>= 3.1)
-    countries (1.2.5)
-      currencies (~> 0.4.2)
-      i18n_data (~> 0.7.0)
-    country_select (2.5.2)
-      countries (~> 1.2.0)
+    countries (2.1.2)
+      i18n_data (~> 0.8.0)
+      money (~> 6.9)
+      sixarm_ruby_unaccent (~> 1.1)
+      unicode_utils (~> 1.4)
+    country_select (3.1.0)
+      countries (~> 2.0)
       sort_alphabetical (~> 1.0)
-    coveralls (0.8.13)
-      json (~> 1.8)
-      simplecov (~> 0.11.0)
+    coveralls (0.8.19)
+      json (>= 1.8, < 3)
+      simplecov (~> 0.12.0)
       term-ansicolor (~> 1.3)
       thor (~> 0.19.1)
-      tins (~> 1.6.0)
+      tins (~> 1.6)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
-    currencies (0.4.2)
-    daemons (1.1.9)
+    daemons (1.2.4)
     dante (0.2.0)
-    database_cleaner (1.3.0)
-    debug_inspector (0.0.2)
+    database_cleaner (1.6.1)
+    debug_inspector (0.0.3)
     delayed_job (4.1.3)
       activesupport (>= 3.0, < 5.2)
     delayed_job_active_record (4.1.2)
       activerecord (>= 3.0, < 5.2)
       delayed_job (>= 3.0, < 5)
-    devise (4.2.0)
+    devise (4.3.0)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 4.1.0, < 5.1)
+      railties (>= 4.1.0, < 5.2)
       responders
       warden (~> 1.2.3)
     devise_ichain_authenticatable (0.3.1)
       devise (>= 2.2)
     diff-lcs (1.3)
     docile (1.1.5)
-    domain_name (0.5.20160310)
+    domain_name (0.5.20170404)
       unf (>= 0.0.5, < 1.0.0)
     dotenv (2.2.1)
     dotenv-rails (2.2.1)
       dotenv (= 2.2.1)
       railties (>= 3.2, < 5.2)
+    errbase (0.0.3)
     erubis (2.7.0)
-    execjs (2.6.0)
-    factory_girl (4.5.0)
+    execjs (2.7.0)
+    factory_girl (4.8.0)
       activesupport (>= 3.0.0)
-    factory_girl_rails (4.6.0)
-      factory_girl (~> 4.5.0)
+    factory_girl_rails (4.8.0)
+      factory_girl (~> 4.8.0)
       railties (>= 3.0.0)
-    faker (1.6.1)
+    faker (1.8.4)
       i18n (~> 0.5)
-    faraday (0.9.0)
+    faraday (0.12.2)
       multipart-post (>= 1.2, < 3)
-    fastimage (2.0.0)
-      addressable (~> 2)
+    fastimage (2.1.0)
     ffi (1.9.18)
     font-awesome-rails (4.7.0.2)
       railties (>= 3.2, < 5.2)
     formatador (0.2.5)
-    formtastic (3.1.3)
+    formtastic (3.1.5)
       actionpack (>= 3.2.13)
     formtastic-bootstrap (3.1.1)
       formtastic (>= 3.0)
-    geocoder (1.2.2)
+    geocoder (1.4.4)
     globalid (0.4.0)
       activesupport (>= 4.2.0)
     gravtastic (3.2.6)
@@ -205,12 +206,14 @@ GEM
       guard (~> 2.1)
       guard-compat (~> 1.1)
       rspec (>= 2.99.0, < 4.0)
-    haml (4.0.5)
+    haml (5.0.2)
+      temple (>= 0.8.0)
       tilt
-    haml-rails (0.5.3)
+    haml-rails (1.0.0)
       actionpack (>= 4.0.1)
       activesupport (>= 4.0.1)
-      haml (>= 3.1, < 5.0)
+      haml (>= 4.0.6, < 6.0)
+      html2haml (>= 1.0.1)
       railties (>= 4.0.1)
     haml_lint (0.24.0)
       haml (>= 4.0, < 5.1)
@@ -218,19 +221,24 @@ GEM
       rake (>= 10, < 13)
       rubocop (>= 0.47.0)
       sysexits (~> 1.1)
-    hashdiff (0.3.4)
-    hashie (3.5.5)
+    hashdiff (0.3.6)
+    hashie (3.5.6)
     hoptoad_notifier (2.4.11)
       activesupport
       builder
+    html2haml (2.2.0)
+      erubis (~> 2.7.0)
+      haml (>= 4.0, < 6)
+      nokogiri (>= 1.6.0)
+      ruby_parser (~> 3.5)
     htmlentities (4.3.4)
-    http-cookie (1.0.2)
+    http-cookie (1.0.3)
       domain_name (~> 0.5)
-    i18n (0.7.0)
-    i18n_data (0.7.0)
-    inversion (1.0.0)
+    i18n (0.8.6)
+    i18n_data (0.8.0)
+    inversion (1.1.0)
       loggability (~> 0.12)
-    iso-639 (0.2.5)
+    iso-639 (0.2.8)
     jquery-datatables-rails (2.2.3)
       jquery-rails
       sass-rails
@@ -240,16 +248,18 @@ GEM
       thor (>= 0.14, < 2.0)
     jquery-ui-rails (4.2.1)
       railties (>= 3.2.16)
-    json (1.8.6)
-    json-schema (2.5.0)
+    json (2.1.0)
+    json-schema (2.8.0)
+      addressable (>= 2.4)
+    jsonapi-renderer (0.1.3)
+    jwt (1.5.6)
+    launchy (2.4.3)
       addressable (~> 2.3)
-    jwt (1.0.0)
-    launchy (2.4.2)
-      addressable (~> 2.3)
-    leaflet-rails (0.7.4)
-    letter_opener (1.2.0)
+    leaflet-rails (1.1.0)
+      rails (>= 4.2.0)
+    letter_opener (1.4.1)
       launchy (~> 2.2)
-    letter_opener_web (1.3.0)
+    letter_opener_web (1.3.1)
       actionmailer (>= 3.2)
       letter_opener (~> 1.0)
       railties (>= 3.2)
@@ -264,30 +274,32 @@ GEM
     mail (2.6.6)
       mime-types (>= 1.16, < 4)
     method_source (0.8.2)
-    mime-types (2.99.3)
+    mime-types (3.1)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2016.0521)
     mimemagic (0.3.2)
-    mina (0.3.8)
+    mina (1.0.6)
       open4 (~> 1.3.4)
       rake
-    mini_magick (4.5.1)
+    mini_magick (4.8.0)
+    mini_mime (0.1.4)
     mini_portile2 (2.2.0)
-    minitest (5.10.2)
-    momentjs-rails (2.8.1)
+    minitest (5.10.3)
+    momentjs-rails (2.17.1)
       railties (>= 3.1)
-    monetize (1.4.0)
-      money (~> 6.7)
-    money (6.7.0)
-      i18n (>= 0.6.4, <= 0.7.0)
-      sixarm_ruby_unaccent (>= 1.1.1, < 2)
-    money-rails (1.6.0)
+    monetize (1.7.0)
+      money (~> 6.9)
+    money (6.9.0)
+      i18n (>= 0.6.4, < 0.9)
+    money-rails (1.9.0)
       activesupport (>= 3.0)
-      monetize (~> 1.4.0)
-      money (~> 6.7)
+      monetize (~> 1.7.0)
+      money (~> 6.9.0)
       railties (>= 3.0)
     multi_json (1.12.1)
-    multi_xml (0.5.5)
+    multi_xml (0.6.0)
     multipart-post (2.0.0)
-    mysql2 (0.4.2)
+    mysql2 (0.4.9)
     nenv (0.3.0)
     netrc (0.11.0)
     nokogiri (1.8.0)
@@ -295,8 +307,8 @@ GEM
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    oauth2 (1.3.1)
-      faraday (>= 0.8, < 0.12)
+    oauth2 (1.4.0)
+      faraday (>= 0.8, < 0.13)
       jwt (~> 1.0)
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
@@ -304,14 +316,16 @@ GEM
     omniauth (1.6.1)
       hashie (>= 3.4.6, < 3.6.0)
       rack (>= 1.6.2, < 3)
-    omniauth-facebook (1.6.0)
-      omniauth-oauth2 (~> 1.1)
-    omniauth-github (1.1.2)
-      omniauth (~> 1.0)
-      omniauth-oauth2 (~> 1.1)
-    omniauth-google-oauth2 (0.2.4)
-      omniauth (~> 1.0)
-      omniauth-oauth2 (~> 1.1)
+    omniauth-facebook (4.0.0)
+      omniauth-oauth2 (~> 1.2)
+    omniauth-github (1.3.0)
+      omniauth (~> 1.5)
+      omniauth-oauth2 (>= 1.4.0, < 2.0)
+    omniauth-google-oauth2 (0.5.2)
+      jwt (~> 1.5)
+      multi_json (~> 1.3)
+      omniauth (>= 1.1.1)
+      omniauth-oauth2 (>= 1.3.1)
     omniauth-oauth2 (1.4.0)
       oauth2 (~> 1.0)
       omniauth (~> 1.2)
@@ -320,28 +334,26 @@ GEM
       rack-openid (~> 1.3.1)
     open4 (1.3.4)
     orm_adapter (0.5.0)
-    paper_trail (5.2.1)
-      activerecord (>= 3.0, < 6.0)
-      activesupport (>= 3.0, < 6.0)
+    paper_trail (7.1.2)
+      activerecord (>= 4.0, < 5.2)
       request_store (~> 1.1)
-    parallel (1.11.2)
+    parallel (1.12.0)
     parser (2.4.0.0)
       ast (~> 2.2)
-    pdf-core (0.2.5)
+    pdf-core (0.7.0)
     phantomjs (2.1.1.0)
     piwik_analytics (1.0.2)
       actionpack
       activesupport
       rails (>= 3.0.0)
-    poltergeist (1.9.0)
+    poltergeist (1.16.0)
       capybara (~> 2.1)
       cliver (~> 0.3.1)
-      multi_json (~> 1.0)
       websocket-driver (>= 0.2.0)
     powerpack (0.1.1)
-    prawn (1.0.0)
-      pdf-core (~> 0.2.2)
-      ttfunk (~> 1.1.1)
+    prawn (2.2.2)
+      pdf-core (~> 0.7.0)
+      ttfunk (~> 1.5)
     prawn-qrcode (0.2.2.1)
       prawn (>= 0.11.1)
       rqrcode (>= 0.4.1)
@@ -352,8 +364,10 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
-    public_suffix (2.0.5)
+    public_suffix (3.0.0)
     rack (1.6.8)
+    rack-attack (5.0.1)
+      rack
     rack-openid (1.3.1)
       rack (>= 1.1.0)
       ruby-openid (>= 2.1.8)
@@ -370,23 +384,23 @@ GEM
       bundler (>= 1.3.0, < 2.0)
       railties (= 4.2.9)
       sprockets-rails
-    rails-assets-bootstrap (3.3.6)
-      rails-assets-jquery (>= 1.9.1, < 3)
+    rails-assets-bootstrap (3.3.7)
+      rails-assets-jquery (>= 1.9.1, < 4)
     rails-assets-bootstrap-markdown (2.10.0)
       rails-assets-bootstrap (~> 3)
     rails-assets-date.format (1.2.3)
-    rails-assets-holderjs (2.9.3)
-    rails-assets-jquery (2.2.1)
-    rails-assets-jquery-smooth-scroll (1.7.2)
-      rails-assets-jquery (>= 1.4.2)
+    rails-assets-holderjs (2.9.4)
+    rails-assets-jquery (3.2.1)
+    rails-assets-jquery-smooth-scroll (2.2.0)
+      rails-assets-jquery (>= 1.7.0)
     rails-assets-markdown (0.5.0)
-    rails-assets-momentjs (2.11.2)
+    rails-assets-momentjs (2.18.1)
     rails-assets-spectrum (1.8.0)
       rails-assets-jquery (>= 1.7.2)
-    rails-assets-tinycolor (1.3.0)
-    rails-assets-to-markdown (1.3.0)
-    rails-assets-trianglify (0.4.0)
-    rails-assets-waypoints (4.0.0)
+    rails-assets-tinycolor (1.4.1)
+    rails-assets-to-markdown (3.1.0)
+    rails-assets-trianglify (1.1.0)
+    rails-assets-waypoints (4.0.1)
     rails-deprecated_sanitizer (1.0.3)
       activesupport (>= 4.2.0.alpha)
     rails-dom-testing (1.0.8)
@@ -395,14 +409,14 @@ GEM
       rails-deprecated_sanitizer (>= 1.0.1)
     rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
-    rails-i18n (4.0.8)
+    rails-i18n (4.0.9)
       i18n (~> 0.7)
       railties (~> 4.0)
     rails_12factor (0.0.3)
       rails_serve_static_assets
       rails_stdout_logging
-    rails_serve_static_assets (0.0.4)
-    rails_stdout_logging (0.0.3)
+    rails_serve_static_assets (0.0.5)
+    rails_stdout_logging (0.0.5)
     railties (4.2.9)
       actionpack (= 4.2.9)
       activesupport (= 4.2.9)
@@ -414,22 +428,22 @@ GEM
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    rdoc (5.1.0)
-    rdoc-generator-fivefish (0.3.0)
+    rdoc (4.3.0)
+    rdoc-generator-fivefish (0.2.1)
       inversion (~> 1.0)
       loggability (~> 0.12)
-      rdoc (~> 5.0)
+      rdoc (~> 4.0)
       yajl-ruby (~> 1.3)
-    redcarpet (3.2.3)
-    referer-parser (0.2.1)
-    request_store (1.1.0)
+    redcarpet (3.4.0)
+    referer-parser (0.3.0)
+    request_store (1.3.2)
     responders (2.4.0)
       actionpack (>= 4.2.0, < 5.3)
       railties (>= 4.2.0, < 5.3)
-    rest-client (1.8.0)
+    rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
-      mime-types (>= 1.16, < 3.0)
-      netrc (~> 0.7)
+      mime-types (>= 1.16, < 4.0)
+      netrc (~> 0.8)
     rolify (5.1.0)
     rqrcode (0.10.1)
       chunky_png (~> 1.0)
@@ -437,7 +451,7 @@ GEM
       rspec-core (~> 3.6.0)
       rspec-expectations (~> 3.6.0)
       rspec-mocks (~> 3.6.0)
-    rspec-activemodel-mocks (1.0.1)
+    rspec-activemodel-mocks (1.0.3)
       activemodel (>= 3.0)
       activesupport (>= 3.0)
       rspec-mocks (>= 2.99, < 4.0)
@@ -449,7 +463,7 @@ GEM
     rspec-mocks (3.6.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.6.0)
-    rspec-rails (3.6.0)
+    rspec-rails (3.6.1)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       railties (>= 3.0)
@@ -465,13 +479,21 @@ GEM
       rainbow (>= 1.99.1, < 3.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
-    ruby-oembed (0.8.14)
-    ruby-openid (2.5.0)
+    ruby-oembed (0.12.0)
+    ruby-openid (2.7.0)
     ruby-progressbar (1.8.1)
     ruby_dep (1.5.0)
+    ruby_parser (3.10.1)
+      sexp_processor (~> 4.9)
     rubyzip (1.2.1)
     safe_yaml (1.0.4)
-    sass (3.2.19)
+    safely_block (0.2.0)
+      errbase
+    sass (3.5.1)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
     sass-rails (5.0.6)
       railties (>= 4.0.0, < 6)
       sass (~> 3.1)
@@ -479,63 +501,67 @@ GEM
       sprockets-rails (>= 2.0, < 4.0)
       tilt (>= 1.1, < 3)
     selectize-rails (0.12.4)
+    sexp_processor (4.10.0)
     shellany (0.0.1)
-    shoulda-matchers (2.8.0)
-      activesupport (>= 3.0.0)
-    simplecov (0.11.2)
+    shoulda-matchers (3.1.2)
+      activesupport (>= 4.0.0)
+    simplecov (0.12.0)
       docile (~> 1.1.0)
-      json (~> 1.8)
+      json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.0)
-    sixarm_ruby_unaccent (1.1.1)
+    simplecov-html (0.10.2)
+    sixarm_ruby_unaccent (1.2.0)
     slop (3.6.0)
-    sort_alphabetical (1.0.2)
+    sort_alphabetical (1.1.0)
       unicode_utils (>= 1.2.2)
-    spring (1.6.3)
+    spring (2.0.2)
+      activesupport (>= 4.2)
     spring-commands-rspec (1.0.4)
       spring (>= 0.9.1)
     sprockets (3.7.1)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (2.3.3)
-      actionpack (>= 3.0)
-      activesupport (>= 3.0)
-      sprockets (>= 2.8, < 4.0)
-    sqlite3 (1.3.9)
-    stripe (1.43.0)
-      rest-client (~> 1.4)
-    stripe-ruby-mock (2.3.0)
+    sprockets-rails (3.2.0)
+      actionpack (>= 4.0)
+      activesupport (>= 4.0)
+      sprockets (>= 3.0.0)
+    sqlite3 (1.3.13)
+    stripe (1.58.0)
+      rest-client (>= 1.4, < 4.0)
+    stripe-ruby-mock (2.4.1)
       dante (>= 0.2.0)
-      multi_json (>= 1.0.0)
-      stripe (>= 1.31.0, <= 1.43)
+      multi_json (~> 1.0)
+      stripe (>= 1.31.0, <= 1.58.0)
     sysexits (1.2.0)
-    term-ansicolor (1.3.2)
+    temple (0.8.0)
+    term-ansicolor (1.6.0)
       tins (~> 1.0)
-    thor (0.19.4)
+    thor (0.19.1)
     thread_safe (0.3.6)
-    tilt (1.4.1)
-    timecop (0.7.1)
-    tins (1.6.0)
-    transitions (0.1.12)
-    ttfunk (1.1.1)
-    turbolinks (2.5.3)
-      coffee-rails
+    tilt (2.0.8)
+    timecop (0.9.1)
+    tins (1.15.0)
+    transitions (1.2.1)
+    ttfunk (1.5.1)
+    turbolinks (5.0.1)
+      turbolinks-source (~> 5)
+    turbolinks-source (5.0.3)
     tzinfo (1.2.3)
       thread_safe (~> 0.1)
-    uglifier (3.0.0)
+    uglifier (3.2.0)
       execjs (>= 0.3.0, < 3)
     unf (0.1.4)
       unf_ext
-    unf_ext (0.0.7.2)
+    unf_ext (0.0.7.4)
     unicode-display_width (1.3.0)
     unicode_utils (1.4.0)
-    unobtrusive_flash (3.1.0)
+    unobtrusive_flash (3.3.1)
       railties
-    user_agent_parser (2.1.5)
+    user_agent_parser (2.3.2)
     uuidtools (2.1.5)
-    warden (1.2.4)
+    warden (1.2.7)
       rack (>= 1.0)
-    web-console (2.2.1)
+    web-console (2.3.0)
       activemodel (>= 4.0)
       binding_of_caller (>= 0.7.2)
       railties (>= 4.0)
@@ -544,13 +570,12 @@ GEM
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff
-    websocket-driver (0.6.3)
+    websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.2)
-    whenever (0.9.2)
-      activesupport (>= 2.3.4)
+    whenever (0.9.7)
       chronic (>= 0.6.3)
-    xpath (2.0.0)
+    xpath (2.1.0)
       nokogiri (~> 1.3)
     yajl-ruby (1.3.0)
 
@@ -651,6 +676,7 @@ DEPENDENCIES
   sqlite3
   stripe
   stripe-ruby-mock
+  thor (= 0.19.1)
   timecop
   transitions
   turbolinks
@@ -661,4 +687,4 @@ DEPENDENCIES
   whenever
 
 BUNDLED WITH
-   1.15.1
+   1.15.4