Rakefile in nurse-rb-1.0.0 vs Rakefile in nurse-rb-2.0.0

@@ -1,10 +1,10 @@
-require "bundler/gem_tasks"
-require "rake/testtask"
+require 'bundler/gem_tasks'
+require 'rake/testtask'
 
 Rake::TestTask.new do |t|
-  t.libs << "spec"
+  t.libs << 'spec'
   t.test_files = FileList['spec/**/*_spec.rb']
   t.verbose = true
 end
 
 namespace :test do
@@ -22,7 +22,6 @@
     ENV['SCRUTINIZER'] = 'true'
     Rake::Task['test'].invoke
   end
 end
 
-
-task :default => :test
+task default: :test