upgraded rails to 4.2 and dependencies. except rubocop

bin/bundle

@@ -0,0 +1,3 @@
+#!/usr/bin/env ruby
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
+load Gem.bin_path('bundler', 'bundle')

bin/rails

@@ -1,6 +1,4 @@
 #!/usr/bin/env ruby
-# This command will automatically be run when you run "rails" with Rails 3 gems installed from the root of your application.
-
-APP_PATH = File.expand_path('../../config/application',  __FILE__)
-require File.expand_path('../../config/boot',  __FILE__)
+APP_PATH = File.expand_path('../../config/application', __FILE__)
+require_relative '../config/boot'
 require 'rails/commands'

bin/rake

@@ -0,0 +1,4 @@
+#!/usr/bin/env ruby
+require_relative '../config/boot'
+require 'rake'
+Rake.application.run

bin/setup

@@ -0,0 +1,29 @@
+#!/usr/bin/env ruby
+require 'pathname'
+
+# path to your application root.
+APP_ROOT = Pathname.new File.expand_path('../../', __FILE__)
+
+Dir.chdir APP_ROOT do
+  # This script is a starting point to setup your application.
+  # Add necessary setup steps to this file:
+
+  puts '== Installing dependencies =='
+  system 'gem install bundler --conservative'
+  system 'bundle check || bundle install'
+
+  # puts "\n== Copying sample files =="
+  # unless File.exist?("config/database.yml")
+  #   system "cp config/database.yml.sample config/database.yml"
+  # end
+
+  puts "\n== Preparing database =="
+  system 'bin/rake db:setup'
+
+  puts "\n== Removing old logs and tempfiles =="
+  system 'rm -f log/*'
+  system 'rm -rf tmp/cache'
+
+  puts "\n== Restarting application server =="
+  system 'touch tmp/restart.txt'
+end