Upgrade to rails 4.2.4

bin/setup

@@ -8,9 +8,9 @@ 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 '== Installing dependencies =='
+  system 'gem install bundler --conservative'
+  system 'bundle check || bundle install'
 
   # puts "\n== Copying sample files =="
   # unless File.exist?("config/database.yml")
@@ -18,12 +18,12 @@ Dir.chdir APP_ROOT do
   # end
 
   puts "\n== Preparing database =="
-  system "bin/rake db:setup"
+  system 'bin/rake db:setup'
 
   puts "\n== Removing old logs and tempfiles =="
-  system "rm -f log/*"
-  system "rm -rf tmp/cache"
+  system 'rm -f log/*'
+  system 'rm -rf tmp/cache'
 
   puts "\n== Restarting application server =="
-  system "touch tmp/restart.txt"
+  system 'touch tmp/restart.txt'
 end