diff --git a/.ruby-version b/.ruby-version
index b1b25a5f..276cbf9e 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.2.2
+2.3.0
diff --git a/Gemfile b/Gemfile
index 3f08c4e6..73bce339 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,9 +16,9 @@ gem 'puma', '~> 3.0'
 # Use SCSS for stylesheets
 gem 'sass-rails', '>= 5.0.6'
 # Use Uglifier as compressor for JavaScript assets
-# gem 'uglifier', '>= 1.3.0'
+gem 'uglifier', '>= 1.3.0'
 # Use CoffeeScript for .coffee assets and views
-# gem 'coffee-rails', '~> 4.2'
+gem 'coffee-rails', '~> 4.2'
 # See https://github.com/rails/execjs#readme for more supported runtimes
 # gem 'therubyracer', platforms: :ruby
 
diff --git a/Gemfile.lock b/Gemfile.lock
index b187677a..26e0bfc4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,232 +1,250 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.0.1)
-      actionpack (= 5.0.1)
-      nio4r (~> 1.2)
+    actioncable (5.0.7)
+      actionpack (= 5.0.7)
+      nio4r (>= 1.2, < 3.0)
       websocket-driver (~> 0.6.1)
-    actionmailer (5.0.1)
-      actionpack (= 5.0.1)
-      actionview (= 5.0.1)
-      activejob (= 5.0.1)
+    actionmailer (5.0.7)
+      actionpack (= 5.0.7)
+      actionview (= 5.0.7)
+      activejob (= 5.0.7)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.0.1)
-      actionview (= 5.0.1)
-      activesupport (= 5.0.1)
+    actionpack (5.0.7)
+      actionview (= 5.0.7)
+      activesupport (= 5.0.7)
       rack (~> 2.0)
       rack-test (~> 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.0.1)
-      activesupport (= 5.0.1)
+    actionview (5.0.7)
+      activesupport (= 5.0.7)
       builder (~> 3.1)
       erubis (~> 2.7.0)
       rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    activejob (5.0.1)
-      activesupport (= 5.0.1)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
+    activejob (5.0.7)
+      activesupport (= 5.0.7)
       globalid (>= 0.3.6)
-    activemodel (5.0.1)
-      activesupport (= 5.0.1)
-    activerecord (5.0.1)
-      activemodel (= 5.0.1)
-      activesupport (= 5.0.1)
+    activemodel (5.0.7)
+      activesupport (= 5.0.7)
+    activerecord (5.0.7)
+      activemodel (= 5.0.7)
+      activesupport (= 5.0.7)
       arel (~> 7.0)
-    activesupport (5.0.1)
+    activesupport (5.0.7)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.5.0)
-      public_suffix (~> 2.0, >= 2.0.2)
+    addressable (2.5.2)
+      public_suffix (>= 2.0.2, < 4.0)
     arel (7.1.4)
-    autoprefixer-rails (6.7.5)
+    autoprefixer-rails (8.6.5)
       execjs
-    bcrypt (3.1.11)
-    bootstrap (4.0.0.alpha6)
+    bcrypt (3.1.12)
+    bindex (0.5.0)
+    bootstrap (4.0.0)
       autoprefixer-rails (>= 6.0.3)
-      sass (>= 3.4.19)
+      popper_js (>= 1.12.9, < 2)
+      sass (>= 3.5.2)
     builder (3.2.3)
-    byebug (9.0.6)
-    capybara (2.8.1)
+    byebug (10.0.2)
+    capybara (3.3.1)
       addressable
-      mime-types (>= 1.16)
-      nokogiri (>= 1.3.3)
-      rack (>= 1.0.0)
-      rack-test (>= 0.5.4)
-      xpath (~> 2.0)
+      mini_mime (>= 0.1.3)
+      nokogiri (~> 1.8)
+      rack (>= 1.6.0)
+      rack-test (>= 0.6.3)
+      xpath (~> 3.1)
     cliver (0.3.2)
-    concurrent-ruby (1.0.4)
-    database_cleaner (1.5.3)
-    debug_inspector (0.0.2)
-    devise (4.2.0)
+    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)
+    crass (1.0.4)
+    database_cleaner (1.7.0)
+    devise (4.4.3)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 4.1.0, < 5.1)
+      railties (>= 4.1.0, < 6.0)
       responders
       warden (~> 1.2.3)
-    diff-lcs (1.2.5)
+    diff-lcs (1.3)
     erubis (2.7.0)
     execjs (2.7.0)
-    ffi (1.9.17)
+    ffi (1.9.25)
     friendly_id (5.1.0)
       activerecord (>= 4.0.0)
-    globalid (0.3.6)
-      activesupport (>= 4.1.0)
-    haml (4.0.7)
+    globalid (0.4.1)
+      activesupport (>= 4.2.0)
+    haml (5.0.4)
+      temple (>= 0.8.0)
       tilt
-    hashie (3.4.4)
-    i18n (0.8.1)
-    jbuilder (2.5.0)
-      activesupport (>= 3.0.0, < 5.1)
-      multi_json (~> 1.2)
-    jquery-rails (4.1.1)
+    hashie (3.5.7)
+    i18n (1.0.1)
+      concurrent-ruby (~> 1.0)
+    jbuilder (2.7.0)
+      activesupport (>= 4.2.0)
+      multi_json (>= 1.2)
+    jquery-rails (4.3.3)
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    jquery-ui-rails (5.0.5)
+    jquery-ui-rails (6.0.1)
       railties (>= 3.2.16)
     jwt (1.5.6)
     launchy (2.4.3)
       addressable (~> 2.3)
-    libv8 (3.16.14.17)
+    libv8 (3.16.14.19)
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    loofah (2.0.3)
+    loofah (2.2.2)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.6.4)
-      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)
-    mini_portile2 (2.1.0)
-    minitest (5.10.1)
-    multi_json (1.12.1)
+    mail (2.7.0)
+      mini_mime (>= 0.1.1)
+    method_source (0.9.0)
+    mini_mime (1.0.0)
+    mini_portile2 (2.3.0)
+    minitest (5.11.3)
+    multi_json (1.13.1)
     nested_scaffold (1.0.0)
-    newrelic_rpm (3.17.1.326)
-    nio4r (1.2.1)
-    nokogiri (1.6.8)
-      mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
-    omniauth (1.3.1)
-      hashie (>= 1.2, < 4)
-      rack (>= 1.0, < 3)
+    newrelic_rpm (5.2.0.345)
+    nio4r (2.3.1)
+    nokogiri (1.8.4)
+      mini_portile2 (~> 2.3.0)
+    omniauth (1.8.1)
+      hashie (>= 3.4.6, < 3.6.0)
+      rack (>= 1.6.2, < 3)
     orm_adapter (0.5.0)
-    pg (0.19.0)
+    pg (1.0.0)
     phantomjs (2.1.1.0)
-    pkg-config (1.1.7)
-    poltergeist (1.10.0)
-      capybara (~> 2.1)
+    poltergeist (1.18.1)
+      capybara (>= 2.1, < 4)
       cliver (~> 0.3.1)
       websocket-driver (>= 0.2.0)
-    public_suffix (2.0.4)
-    puma (3.7.1)
-    rack (2.0.1)
+    popper_js (1.12.9)
+    public_suffix (3.0.2)
+    puma (3.11.4)
+    rack (2.0.5)
     rack-test (0.6.3)
       rack (>= 1.0)
-    rails (5.0.1)
-      actioncable (= 5.0.1)
-      actionmailer (= 5.0.1)
-      actionpack (= 5.0.1)
-      actionview (= 5.0.1)
-      activejob (= 5.0.1)
-      activemodel (= 5.0.1)
-      activerecord (= 5.0.1)
-      activesupport (= 5.0.1)
-      bundler (>= 1.3.0, < 2.0)
-      railties (= 5.0.1)
+    rails (5.0.7)
+      actioncable (= 5.0.7)
+      actionmailer (= 5.0.7)
+      actionpack (= 5.0.7)
+      actionview (= 5.0.7)
+      activejob (= 5.0.7)
+      activemodel (= 5.0.7)
+      activerecord (= 5.0.7)
+      activesupport (= 5.0.7)
+      bundler (>= 1.3.0)
+      railties (= 5.0.7)
       sprockets-rails (>= 2.0.0)
-    rails-controller-testing (0.1.1)
-      actionpack (~> 5.x)
-      actionview (~> 5.x)
+    rails-controller-testing (1.0.2)
+      actionpack (~> 5.x, >= 5.0.1)
+      actionview (~> 5.x, >= 5.0.1)
       activesupport (~> 5.x)
-    rails-dom-testing (2.0.1)
-      activesupport (>= 4.2.0, < 6.0)
-      nokogiri (~> 1.6.0)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
-    railties (5.0.1)
-      actionpack (= 5.0.1)
-      activesupport (= 5.0.1)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.0.4)
+      loofah (~> 2.2, >= 2.2.2)
+    railties (5.0.7)
+      actionpack (= 5.0.7)
+      activesupport (= 5.0.7)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.0.0)
-    rb-fsevent (0.9.8)
-    rb-inotify (0.9.8)
-      ffi (>= 0.5.0)
+    rake (12.3.1)
+    rb-fsevent (0.10.3)
+    rb-inotify (0.9.10)
+      ffi (>= 0.5.0, < 2)
     ref (2.0.0)
-    responders (2.2.0)
-      railties (>= 4.2.0, < 5.1)
-    rspec-core (3.5.4)
-      rspec-support (~> 3.5.0)
-    rspec-expectations (3.5.0)
+    responders (2.4.0)
+      actionpack (>= 4.2.0, < 5.3)
+      railties (>= 4.2.0, < 5.3)
+    rspec-core (3.7.1)
+      rspec-support (~> 3.7.0)
+    rspec-expectations (3.7.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.5.0)
-    rspec-mocks (3.5.0)
+      rspec-support (~> 3.7.0)
+    rspec-mocks (3.7.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.5.0)
-    rspec-rails (3.5.2)
+      rspec-support (~> 3.7.0)
+    rspec-rails (3.7.2)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       railties (>= 3.0)
-      rspec-core (~> 3.5.0)
-      rspec-expectations (~> 3.5.0)
-      rspec-mocks (~> 3.5.0)
-      rspec-support (~> 3.5.0)
-    rspec-support (3.5.0)
-    sass (3.4.23)
-    sass-rails (5.0.6)
+      rspec-core (~> 3.7.0)
+      rspec-expectations (~> 3.7.0)
+      rspec-mocks (~> 3.7.0)
+      rspec-support (~> 3.7.0)
+    rspec-support (3.7.1)
+    sass (3.5.6)
+      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 (5.0.7)
       railties (>= 4.0.0, < 6)
       sass (~> 3.1)
       sprockets (>= 2.8, < 4.0)
       sprockets-rails (>= 2.0, < 4.0)
       tilt (>= 1.1, < 3)
-    seed_dump (3.2.4)
+    seed_dump (3.3.1)
       activerecord (>= 4)
       activesupport (>= 4)
-    spring (1.7.2)
-    spring-watcher-listen (2.0.0)
+    spring (2.0.2)
+      activesupport (>= 4.2)
+    spring-watcher-listen (2.0.1)
       listen (>= 2.7, < 4.0)
-      spring (~> 1.2)
-    sprockets (3.7.1)
+      spring (>= 1.2, < 3.0)
+    sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (3.1.1)
+    sprockets-rails (3.2.1)
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    therubyracer (0.12.2)
-      libv8 (~> 3.16.14.0)
+    temple (0.8.0)
+    therubyracer (0.12.3)
+      libv8 (~> 3.16.14.15)
       ref
-    thor (0.19.4)
+    thor (0.20.0)
     thread_safe (0.3.6)
-    tilt (2.0.6)
-    timecop (0.8.1)
-    turbolinks (5.0.1)
-      turbolinks-source (~> 5)
-    turbolinks-source (5.0.0)
+    tilt (2.0.8)
+    timecop (0.9.1)
+    turbolinks (5.1.1)
+      turbolinks-source (~> 5.1)
+    turbolinks-source (5.1.0)
     twilio-ruby (4.11.1)
       builder (>= 2.1.2)
       jwt (~> 1.0)
       multi_json (>= 1.3.0)
-    tzinfo (1.2.2)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    warden (1.2.6)
+    uglifier (4.1.14)
+      execjs (>= 0.3.0, < 3)
+    warden (1.2.7)
       rack (>= 1.0)
-    web-console (3.3.1)
+    web-console (3.6.2)
       actionview (>= 5.0)
       activemodel (>= 5.0)
-      debug_inspector
+      bindex (>= 0.4.0)
       railties (>= 5.0)
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.2)
-    xpath (2.0.0)
-      nokogiri (~> 1.3)
+    websocket-extensions (0.1.3)
+    xpath (3.1.0)
+      nokogiri (~> 1.8)
 
 PLATFORMS
   ruby
@@ -235,6 +253,7 @@ DEPENDENCIES
   bootstrap (~> 4.0.0.alpha6)
   byebug
   capybara
+  coffee-rails (~> 4.2)
   database_cleaner
   devise
   friendly_id (~> 5.1.0)
@@ -263,7 +282,8 @@ DEPENDENCIES
   turbolinks (~> 5)
   twilio-ruby (~> 4.11.1)
   tzinfo-data
+  uglifier (>= 1.3.0)
   web-console
 
 BUNDLED WITH
-   1.12.5
+   1.14.6