Install some gems

Gemfile

+source "https://rubygems.org"
+
+ruby '2.2.3'
+
+gem 'sinatra'
+gem 'sinatra-contrib'
+gem 'activerecord', :require => 'active_record'
+gem 'mysql'
+gem 'bcrypt'
+gem 'unicorn'
+gem 'pony'
+gem 'rest-client'
+
+group :development do
+  gem 'shotgun'
+  gem 'thin'
+  gem 'guard'
+  gem 'guard-less'
+  gem 'therubyracer'
+end

Gemfile.lock

+GEM
+  remote: https://rubygems.org/
+  specs:
+    activemodel (4.2.6)
+      activesupport (= 4.2.6)
+      builder (~> 3.1)
+    activerecord (4.2.6)
+      activemodel (= 4.2.6)
+      activesupport (= 4.2.6)
+      arel (~> 6.0)
+    activesupport (4.2.6)
+      i18n (~> 0.7)
+      json (~> 1.7, >= 1.7.7)
+      minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
+      tzinfo (~> 1.1)
+    arel (6.0.3)
+    backports (3.6.8)
+    bcrypt (3.1.11)
+    builder (3.2.2)
+    coderay (1.1.1)
+    commonjs (0.2.7)
+    daemons (1.2.3)
+    domain_name (0.5.20160310)
+      unf (>= 0.0.5, < 1.0.0)
+    eventmachine (1.2.0.1)
+    ffi (1.9.10)
+    formatador (0.2.5)
+    guard (2.14.0)
+      formatador (>= 0.2.4)
+      listen (>= 2.7, < 4.0)
+      lumberjack (~> 1.0)
+      nenv (~> 0.1)
+      notiffany (~> 0.0)
+      pry (>= 0.9.12)
+      shellany (~> 0.0)
+      thor (>= 0.18.1)
+    guard-compat (1.2.1)
+    guard-less (2.0.0)
+      guard (~> 2.0)
+      guard-compat (~> 1.2)
+      less (~> 2.3)
+    http-cookie (1.0.2)
+      domain_name (~> 0.5)
+    i18n (0.7.0)
+    json (1.8.3)
+    kgio (2.10.0)
+    less (2.6.0)
+      commonjs (~> 0.2.7)
+    libv8 (3.16.14.15)
+    listen (3.1.5)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+      ruby_dep (~> 1.2)
+    lumberjack (1.0.10)
+    mail (2.6.4)
+      mime-types (>= 1.16, < 4)
+    method_source (0.8.2)
+    mime-types (2.99.2)
+    minitest (5.9.0)
+    multi_json (1.12.1)
+    mysql (2.9.1)
+    nenv (0.3.0)
+    netrc (0.11.0)
+    notiffany (0.1.0)
+      nenv (~> 0.1)
+      shellany (~> 0.0)
+    pony (1.11)
+      mail (>= 2.0)
+    pry (0.10.3)
+      coderay (~> 1.1.0)
+      method_source (~> 0.8.1)
+      slop (~> 3.4)
+    rack (1.6.4)
+    rack-protection (1.5.3)
+      rack
+    rack-test (0.6.3)
+      rack (>= 1.0)
+    raindrops (0.16.0)
+    rb-fsevent (0.9.7)
+    rb-inotify (0.9.7)
+      ffi (>= 0.5.0)
+    ref (2.0.0)
+    rest-client (1.8.0)
+      http-cookie (>= 1.0.2, < 2.0)
+      mime-types (>= 1.16, < 3.0)
+      netrc (~> 0.7)
+    ruby_dep (1.3.1)
+    shellany (0.0.1)
+    shotgun (0.9.1)
+      rack (>= 1.0)
+    sinatra (1.4.7)
+      rack (~> 1.5)
+      rack-protection (~> 1.4)
+      tilt (>= 1.3, < 3)
+    sinatra-contrib (1.4.7)
+      backports (>= 2.0)
+      multi_json
+      rack-protection
+      rack-test
+      sinatra (~> 1.4.0)
+      tilt (>= 1.3, < 3)
+    slop (3.6.0)
+    therubyracer (0.12.2)
+      libv8 (~> 3.16.14.0)
+      ref
+    thin (1.7.0)
+      daemons (~> 1.0, >= 1.0.9)
+      eventmachine (~> 1.0, >= 1.0.4)
+      rack (>= 1, < 3)
+    thor (0.19.1)
+    thread_safe (0.3.5)
+    tilt (2.0.5)
+    tzinfo (1.2.2)
+      thread_safe (~> 0.1)
+    unf (0.1.4)
+      unf_ext
+    unf_ext (0.0.7.2)
+    unicorn (5.1.0)
+      kgio (~> 2.6)
+      raindrops (~> 0.7)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord
+  bcrypt
+  guard
+  guard-less
+  mysql
+  pony
+  rest-client
+  shotgun
+  sinatra
+  sinatra-contrib
+  therubyracer
+  thin
+  unicorn
+
+BUNDLED WITH
+   1.10.6