Gemfile.lock for a new Rails 5 (API only) project

Gemfile.lock

GEM
  remote: https://rubygems.org/
  specs:
    actioncable (5.0.0.beta1)
      actionpack (= 5.0.0.beta1)
      celluloid (~> 0.17.2)
      coffee-rails (~> 4.1.0)
      em-hiredis (~> 0.3.0)
      faye-websocket (~> 0.10.0)
      redis (~> 3.0)
      websocket-driver (~> 0.6.1)
    actionmailer (5.0.0.beta1)
      actionpack (= 5.0.0.beta1)
      actionview (= 5.0.0.beta1)
      activejob (= 5.0.0.beta1)
      mail (~> 2.5, >= 2.5.4)
      rails-dom-testing (~> 1.0, >= 1.0.5)
    actionpack (5.0.0.beta1)
      actionview (= 5.0.0.beta1)
      activesupport (= 5.0.0.beta1)
      rack (~> 2.x)
      rack-test (~> 0.6.3)
      rails-dom-testing (~> 1.0, >= 1.0.5)
      rails-html-sanitizer (~> 1.0, >= 1.0.2)
    actionview (5.0.0.beta1)
      activesupport (= 5.0.0.beta1)
      builder (~> 3.1)
      erubis (~> 2.7.0)
      rails-dom-testing (~> 1.0, >= 1.0.5)
      rails-html-sanitizer (~> 1.0, >= 1.0.2)
    activejob (5.0.0.beta1)
      activesupport (= 5.0.0.beta1)
      globalid (>= 0.3.6)
    activemodel (5.0.0.beta1)
      activesupport (= 5.0.0.beta1)
      builder (~> 3.1)
    activerecord (5.0.0.beta1)
      activemodel (= 5.0.0.beta1)
      activesupport (= 5.0.0.beta1)
      arel (~> 7.0)
    activesupport (5.0.0.beta1)
      concurrent-ruby (~> 1.0)
      i18n (~> 0.7)
      json (~> 1.7, >= 1.7.7)
      method_source
      minitest (~> 5.1)
      tzinfo (~> 1.1)
    arel (7.0.0)
    builder (3.2.2)
    byebug (8.2.1)
    celluloid (0.17.2)
      celluloid-essentials
      celluloid-extras
      celluloid-fsm
      celluloid-pool
      celluloid-supervision
      timers (>= 4.1.1)
    celluloid-essentials (0.20.5)
      timers (>= 4.1.1)
    celluloid-extras (0.20.5)
      timers (>= 4.1.1)
    celluloid-fsm (0.20.5)
      timers (>= 4.1.1)
    celluloid-pool (0.20.5)
      timers (>= 4.1.1)
    celluloid-supervision (0.20.5)
      timers (>= 4.1.1)
    coffee-rails (4.1.1)
      coffee-script (>= 2.2.0)
      railties (>= 4.0.0, < 5.1.x)
    coffee-script (2.4.1)
      coffee-script-source
      execjs
    coffee-script-source (1.10.0)
    concurrent-ruby (1.0.0)
    em-hiredis (0.3.0)
      eventmachine (~> 1.0)
      hiredis (~> 0.5.0)
    erubis (2.7.0)
    eventmachine (1.0.8)
    execjs (2.6.0)
    faye-websocket (0.10.2)
      eventmachine (>= 0.12.0)
      websocket-driver (>= 0.5.1)
    globalid (0.3.6)
      activesupport (>= 4.1.0)
    hiredis (0.5.2)
    hitimes (1.2.3)
    i18n (0.7.0)
    json (1.8.3)
    loofah (2.0.3)
      nokogiri (>= 1.5.9)
    mail (2.6.3)
      mime-types (>= 1.16, < 3)
    method_source (0.8.2)
    mime-types (2.99)
    mini_portile2 (2.0.0)
    minitest (5.8.3)
    nokogiri (1.6.7.1)
      mini_portile2 (~> 2.0.0.rc2)
    puma (2.15.3)
    rack (2.0.0.alpha)
      json
    rack-test (0.6.3)
      rack (>= 1.0)
    rails (5.0.0.beta1)
      actioncable (= 5.0.0.beta1)
      actionmailer (= 5.0.0.beta1)
      actionpack (= 5.0.0.beta1)
      actionview (= 5.0.0.beta1)
      activejob (= 5.0.0.beta1)
      activemodel (= 5.0.0.beta1)
      activerecord (= 5.0.0.beta1)
      activesupport (= 5.0.0.beta1)
      bundler (>= 1.3.0, < 2.0)
      railties (= 5.0.0.beta1)
      sprockets-rails (>= 2.0.0)
    rails-deprecated_sanitizer (1.0.3)
      activesupport (>= 4.2.0.alpha)
    rails-dom-testing (1.0.7)
      activesupport (>= 4.2.0.beta, < 5.0)
      nokogiri (~> 1.6.0)
      rails-deprecated_sanitizer (>= 1.0.1)
    rails-html-sanitizer (1.0.2)
      loofah (~> 2.0)
    railties (5.0.0.beta1)
      actionpack (= 5.0.0.beta1)
      activesupport (= 5.0.0.beta1)
      method_source
      rake (>= 0.8.7)
      thor (>= 0.18.1, < 2.0)
    rake (10.4.2)
    redis (3.2.2)
    spring (1.6.0)
    sprockets (3.5.2)
      concurrent-ruby (~> 1.0)
      rack (> 1, < 3)
    sprockets-rails (3.0.0)
      actionpack (>= 4.0)
      activesupport (>= 4.0)
      sprockets (>= 3.0.0)
    sqlite3 (1.3.11)
    thor (0.19.1)
    thread_safe (0.3.5)
    timers (4.1.1)
      hitimes
    tzinfo (1.2.2)
      thread_safe (~> 0.1)
    websocket-driver (0.6.3)
      websocket-extensions (>= 0.1.0)
    websocket-extensions (0.1.2)

PLATFORMS
  ruby

DEPENDENCIES
  byebug
  puma
  rails (>= 5.0.0.beta1, < 5.1)
  spring
  sqlite3
  tzinfo-data

BUNDLED WITH
   1.10.6