diff --git a/Gemfile b/Gemfile
index e1021b3..5101808 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem 'rails', '5.0.6'
+gem 'rails', '~> 5.1.6'
 
 gem 'sqlite3'
 gem 'sass-rails'
@@ -15,11 +15,14 @@ gem 'activeresource', github: 'rails/activeresource', require: 'active_resource'
 
 gem 'pry-rails'
 
+# gem 'spreadsheet_architect'
+
 group :development do
   gem 'spring'
   gem 'capistrano-rails'
   gem 'capistrano-rvm'
   gem 'capistrano3-puma'
+  gem 'listen'
 end
 
 group :production do
diff --git a/Gemfile.lock b/Gemfile.lock
index 53a100a..0cf0af7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,61 +1,61 @@
 GIT
   remote: git://github.com/rails/activeresource.git
-  revision: 65a87867ff8b91189cf6649f0a4423a41add0fc7
+  revision: 0ae3010f505b5e6063b7acbcd22cc221995e7873
   specs:
     activeresource (5.0.0)
-      activemodel (>= 5.0, < 6)
+      activemodel (>= 5.0, < 7)
       activemodel-serializers-xml (~> 1.0)
-      activesupport (>= 5.0, < 6)
+      activesupport (>= 5.0, < 7)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.0.6)
-      actionpack (= 5.0.6)
-      nio4r (>= 1.2, < 3.0)
+    actioncable (5.1.6)
+      actionpack (= 5.1.6)
+      nio4r (~> 2.0)
       websocket-driver (~> 0.6.1)
-    actionmailer (5.0.6)
-      actionpack (= 5.0.6)
-      actionview (= 5.0.6)
-      activejob (= 5.0.6)
+    actionmailer (5.1.6)
+      actionpack (= 5.1.6)
+      actionview (= 5.1.6)
+      activejob (= 5.1.6)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.0.6)
-      actionview (= 5.0.6)
-      activesupport (= 5.0.6)
+    actionpack (5.1.6)
+      actionview (= 5.1.6)
+      activesupport (= 5.1.6)
       rack (~> 2.0)
-      rack-test (~> 0.6.3)
+      rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.0.6)
-      activesupport (= 5.0.6)
+    actionview (5.1.6)
+      activesupport (= 5.1.6)
       builder (~> 3.1)
-      erubis (~> 2.7.0)
+      erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.0.6)
-      activesupport (= 5.0.6)
+    activejob (5.1.6)
+      activesupport (= 5.1.6)
       globalid (>= 0.3.6)
-    activemodel (5.0.6)
-      activesupport (= 5.0.6)
+    activemodel (5.1.6)
+      activesupport (= 5.1.6)
     activemodel-serializers-xml (1.0.2)
       activemodel (> 5.x)
       activesupport (> 5.x)
       builder (~> 3.1)
-    activerecord (5.0.6)
-      activemodel (= 5.0.6)
-      activesupport (= 5.0.6)
-      arel (~> 7.0)
-    activesupport (5.0.6)
+    activerecord (5.1.6)
+      activemodel (= 5.1.6)
+      activesupport (= 5.1.6)
+      arel (~> 8.0)
+    activesupport (5.1.6)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     airbrussh (1.3.0)
       sshkit (>= 1.6.1, != 1.7.0)
-    arel (7.1.4)
+    arel (8.0.0)
     builder (3.2.3)
-    capistrano (3.9.1)
+    capistrano (3.11.0)
       airbrussh (>= 1.0.0)
       i18n
       rake (>= 10.0.0)
@@ -63,7 +63,7 @@ GEM
     capistrano-bundler (1.3.0)
       capistrano (~> 3.1)
       sshkit (~> 1.2)
-    capistrano-rails (1.3.0)
+    capistrano-rails (1.4.0)
       capistrano (~> 3.1)
       capistrano-bundler (~> 1.1)
     capistrano-rvm (0.1.2)
@@ -82,81 +82,85 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.2)
-    erubis (2.7.0)
+    crass (1.0.4)
+    erubi (1.7.1)
     execjs (2.7.0)
-    ffi (1.9.18)
-    globalid (0.4.0)
+    ffi (1.9.25)
+    globalid (0.4.1)
       activesupport (>= 4.2.0)
-    i18n (0.8.6)
+    i18n (1.1.0)
+      concurrent-ruby (~> 1.0)
     jbuilder (2.7.0)
       activesupport (>= 4.2.0)
       multi_json (>= 1.2)
-    jquery-rails (4.3.1)
+    jquery-rails (4.3.3)
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    loofah (2.1.1)
+    listen (3.1.5)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+      ruby_dep (~> 1.2)
+    loofah (2.2.2)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.6.6)
-      mime-types (>= 1.16, < 4)
-    method_source (0.8.2)
-    mime-types (3.1)
-      mime-types-data (~> 3.2015)
-    mime-types-data (3.2016.0521)
+    mail (2.7.0)
+      mini_mime (>= 0.1.1)
+    method_source (0.9.0)
+    mini_mime (1.0.1)
     mini_portile2 (2.3.0)
-    minitest (5.10.3)
-    multi_json (1.12.2)
+    minitest (5.11.3)
+    multi_json (1.13.1)
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
-    net-ssh (4.2.0)
-    nio4r (2.1.0)
-    nokogiri (1.8.1)
+    net-ssh (5.0.2)
+    nio4r (2.3.1)
+    nokogiri (1.8.4)
       mini_portile2 (~> 2.3.0)
-    pg (0.21.0)
-    pry (0.11.0)
+    pg (1.1.3)
+    pry (0.11.3)
       coderay (~> 1.1.0)
-      method_source (~> 0.8.1)
+      method_source (~> 0.9.0)
     pry-rails (0.3.6)
       pry (>= 0.10.4)
-    puma (3.10.0)
-    rack (2.0.3)
-    rack-test (0.6.3)
-      rack (>= 1.0)
-    rails (5.0.6)
-      actioncable (= 5.0.6)
-      actionmailer (= 5.0.6)
-      actionpack (= 5.0.6)
-      actionview (= 5.0.6)
-      activejob (= 5.0.6)
-      activemodel (= 5.0.6)
-      activerecord (= 5.0.6)
-      activesupport (= 5.0.6)
+    puma (3.12.0)
+    rack (2.0.5)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails (5.1.6)
+      actioncable (= 5.1.6)
+      actionmailer (= 5.1.6)
+      actionpack (= 5.1.6)
+      actionview (= 5.1.6)
+      activejob (= 5.1.6)
+      activemodel (= 5.1.6)
+      activerecord (= 5.1.6)
+      activesupport (= 5.1.6)
       bundler (>= 1.3.0)
-      railties (= 5.0.6)
+      railties (= 5.1.6)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
-    railties (5.0.6)
-      actionpack (= 5.0.6)
-      activesupport (= 5.0.6)
+    rails-html-sanitizer (1.0.4)
+      loofah (~> 2.2, >= 2.2.2)
+    railties (5.1.6)
+      actionpack (= 5.1.6)
+      activesupport (= 5.1.6)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.1.0)
-    rb-fsevent (0.10.2)
+    rake (12.3.1)
+    rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    sass (3.5.1)
+    ruby_dep (1.5.0)
+    sass (3.6.0)
       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)
+    sass-rails (5.0.7)
       railties (>= 4.0.0, < 6)
       sass (~> 3.1)
       sprockets (>= 2.8, < 4.0)
@@ -164,7 +168,7 @@ GEM
       tilt (>= 1.1, < 3)
     spring (2.0.2)
       activesupport (>= 4.2)
-    sprockets (3.7.1)
+    sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
     sprockets-rails (3.2.1)
@@ -172,19 +176,19 @@ GEM
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
     sqlite3 (1.3.13)
-    sshkit (1.14.0)
+    sshkit (1.17.0)
       net-scp (>= 1.1.2)
       net-ssh (>= 2.8.0)
     thor (0.20.0)
     thread_safe (0.3.6)
     tilt (2.0.8)
-    tzinfo (1.2.3)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    uglifier (3.2.0)
+    uglifier (4.1.19)
       execjs (>= 0.3.0, < 3)
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.2)
+    websocket-extensions (0.1.3)
 
 PLATFORMS
   ruby
@@ -197,14 +201,15 @@ DEPENDENCIES
   coffee-rails
   jbuilder
   jquery-rails
+  listen
   pg
   pry-rails
   puma
-  rails (= 5.0.6)
+  rails (~> 5.1.6)
   sass-rails
   spring
   sqlite3
   uglifier
 
 BUNDLED WITH
-   1.15.4
+   1.16.2
diff --git a/bin/setup b/bin/setup
index e620b4d..78c4e86 100755
--- a/bin/setup
+++ b/bin/setup
@@ -18,6 +18,10 @@ chdir APP_ROOT do
   system! 'gem install bundler --conservative'
   system('bundle check') || system!('bundle install')
 
+  # Install JavaScript dependencies if using Yarn
+  # system('bin/yarn')
+
+
   # puts "\n== Copying sample files =="
   # unless File.exist?('config/database.yml')
   #   cp 'config/database.yml.sample', 'config/database.yml'
diff --git a/bin/yarn b/bin/yarn
new file mode 100755
index 0000000..c2bacef
--- /dev/null
+++ b/bin/yarn
@@ -0,0 +1,11 @@
+#!/usr/bin/env ruby
+VENDOR_PATH = File.expand_path('..', __dir__)
+Dir.chdir(VENDOR_PATH) do
+  begin
+    exec "yarnpkg #{ARGV.join(" ")}"
+  rescue Errno::ENOENT
+    $stderr.puts "Yarn executable was not detected in the system."
+    $stderr.puts "Download Yarn at https://yarnpkg.com/en/docs/install"
+    exit 1
+  end
+end
diff --git a/config/application.rb b/config/application.rb
index 4c51632..0625063 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -8,6 +8,9 @@ Bundler.require(*Rails.groups)
 
 module Gauge
   class Application < Rails::Application
+    # Initialize configuration defaults for originally generated Rails version.
+    config.load_defaults 5.1
+
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration should go into files in config/initializers
     # -- all .rb files in that directory are automatically loaded.
diff --git a/config/cable.yml b/config/cable.yml
index 0bbde6f..3f580f4 100644
--- a/config/cable.yml
+++ b/config/cable.yml
@@ -7,3 +7,4 @@ test:
 production:
   adapter: redis
   url: redis://localhost:6379/1
+  channel_prefix: gauge_production
diff --git a/config/environments/development.rb b/config/environments/development.rb
index e64889c..5187e22 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -18,7 +18,7 @@ Rails.application.configure do
 
     config.cache_store = :memory_store
     config.public_file_server.headers = {
-      'Cache-Control' => 'public, max-age=172800'
+      'Cache-Control' => "public, max-age=#{2.days.seconds.to_i}"
     }
   else
     config.action_controller.perform_caching = false
@@ -50,5 +50,5 @@ Rails.application.configure do
 
   # Use an evented file watcher to asynchronously detect changes in source code,
   # routes, locales, etc. This feature depends on the listen gem.
-  # config.file_watcher = ActiveSupport::EventedFileUpdateChecker
+  config.file_watcher = ActiveSupport::EventedFileUpdateChecker
 end
diff --git a/config/environments/production.rb b/config/environments/production.rb
index ecfcc1f..b52313a 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -14,6 +14,11 @@ Rails.application.configure do
   config.consider_all_requests_local       = false
   config.action_controller.perform_caching = true
 
+  # Attempt to read encrypted secrets from `config/secrets.yml.enc`.
+  # Requires an encryption key in `ENV["RAILS_MASTER_KEY"]` or
+  # `config/secrets.yml.key`.
+  #config.read_encrypted_secrets = true
+
   # Disable serving static files from the `/public` folder by default since
   # Apache or NGINX already handles this.
   config.public_file_server.enabled = ENV['RAILS_SERVE_STATIC_FILES'].present?
@@ -78,7 +83,7 @@ Rails.application.configure do
   if ENV["RAILS_LOG_TO_STDOUT"].present?
     logger           = ActiveSupport::Logger.new(STDOUT)
     logger.formatter = config.log_formatter
-    config.logger = ActiveSupport::TaggedLogging.new(logger)
+    config.logger    = ActiveSupport::TaggedLogging.new(logger)
   end
 
   # Do not dump schema after migrations.
diff --git a/config/environments/test.rb b/config/environments/test.rb
index 30587ef..8e5cbde 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -15,7 +15,7 @@ Rails.application.configure do
   # Configure public file server for tests with Cache-Control for performance.
   config.public_file_server.enabled = true
   config.public_file_server.headers = {
-    'Cache-Control' => 'public, max-age=3600'
+    'Cache-Control' => "public, max-age=#{1.hour.seconds.to_i}"
   }
 
   # Show full error reports and disable caching.
diff --git a/config/initializers/application_controller_renderer.rb b/config/initializers/application_controller_renderer.rb
index 51639b6..89d2efa 100644
--- a/config/initializers/application_controller_renderer.rb
+++ b/config/initializers/application_controller_renderer.rb
@@ -1,6 +1,8 @@
 # Be sure to restart your server when you modify this file.
 
-# ApplicationController.renderer.defaults.merge!(
-#   http_host: 'example.org',
-#   https: false
-# )
+# ActiveSupport::Reloader.to_prepare do
+#   ApplicationController.renderer.defaults.merge!(
+#     http_host: 'example.org',
+#     https: false
+#   )
+# end
diff --git a/config/initializers/assets.rb b/config/initializers/assets.rb
index 01ef3e6..4b828e8 100644
--- a/config/initializers/assets.rb
+++ b/config/initializers/assets.rb
@@ -3,9 +3,12 @@
 # Version of your assets, change this if you want to expire all your assets.
 Rails.application.config.assets.version = '1.0'
 
-# Add additional assets to the asset load path
+# Add additional assets to the asset load path.
 # Rails.application.config.assets.paths << Emoji.images_path
+# Add Yarn node_modules folder to the asset load path.
+Rails.application.config.assets.paths << Rails.root.join('node_modules')
 
 # Precompile additional assets.
-# application.js, application.css, and all non-JS/CSS in app/assets folder are already added.
-# Rails.application.config.assets.precompile += %w( search.js )
+# application.js, application.css, and all non-JS/CSS in the app/assets
+# folder are already added.
+# Rails.application.config.assets.precompile += %w( admin.js admin.css )
diff --git a/config/initializers/new_framework_defaults_5_1.rb b/config/initializers/new_framework_defaults_5_1.rb
new file mode 100644
index 0000000..9010abd
--- /dev/null
+++ b/config/initializers/new_framework_defaults_5_1.rb
@@ -0,0 +1,14 @@
+# Be sure to restart your server when you modify this file.
+#
+# This file contains migration options to ease your Rails 5.1 upgrade.
+#
+# Once upgraded flip defaults one by one to migrate to the new default.
+#
+# Read the Guide for Upgrading Ruby on Rails for more info on each option.
+
+# Make `form_with` generate non-remote forms.
+Rails.application.config.action_view.form_with_generates_remote_forms = false
+
+# Unknown asset fallback will return the path passed in when the given
+# asset is not present in the asset pipeline.
+# Rails.application.config.assets.unknown_asset_fallback = false
diff --git a/config/initializers/wrap_parameters.rb b/config/initializers/wrap_parameters.rb
index cf733ef..bbfc396 100644
--- a/config/initializers/wrap_parameters.rb
+++ b/config/initializers/wrap_parameters.rb
@@ -10,5 +10,5 @@ end
 
 # To enable root element in JSON for ActiveRecord objects.
 # ActiveSupport.on_load(:active_record) do
-#  self.include_root_in_json = true
+#   self.include_root_in_json = true
 # end
diff --git a/config/puma.rb b/config/puma.rb
index c7f311f..1e19380 100644
--- a/config/puma.rb
+++ b/config/puma.rb
@@ -1,13 +1,13 @@
 # Puma can serve each request in a thread from an internal thread pool.
-# The `threads` method setting takes two numbers a minimum and maximum.
+# The `threads` method setting takes two numbers: a minimum and maximum.
 # Any libraries that use thread pools should be configured to match
 # the maximum value specified for Puma. Default is set to 5 threads for minimum
-# and maximum, this matches the default thread size of Active Record.
+# and maximum; this matches the default thread size of Active Record.
 #
-threads_count = ENV.fetch("RAILS_MAX_THREADS") { 5 }.to_i
+threads_count = ENV.fetch("RAILS_MAX_THREADS") { 5 }
 threads threads_count, threads_count
 
-# Specifies the `port` that Puma will listen on to receive requests, default is 3000.
+# Specifies the `port` that Puma will listen on to receive requests; default is 3000.
 #
 port        ENV.fetch("PORT") { 3000 }
 
@@ -32,16 +32,25 @@ environment ENV.fetch("RAILS_ENV") { "development" }
 #
 # preload_app!
 
+# If you are preloading your application and using Active Record, it's
+# recommended that you close any connections to the database before workers
+# are forked to prevent connection leakage.
+#
+# before_fork do
+#   ActiveRecord::Base.connection_pool.disconnect! if defined?(ActiveRecord)
+# end
+
 # The code in the `on_worker_boot` will be called if you are using
 # clustered mode by specifying a number of `workers`. After each worker
-# process is booted this block will be run, if you are using `preload_app!`
-# option you will want to use this block to reconnect to any threads
-# or connections that may have been created at application boot, Ruby
+# process is booted, this block will be run. If you are using the `preload_app!`
+# option, you will want to use this block to reconnect to any threads
+# or connections that may have been created at application boot, as Ruby
 # cannot share connections between processes.
 #
 # on_worker_boot do
 #   ActiveRecord::Base.establish_connection if defined?(ActiveRecord)
 # end
+#
 
 # Allow puma to be restarted by `rails restart` command.
 plugin :tmp_restart