jpeg.gemspec in jpeg-0.7.0 vs jpeg.gemspec in jpeg-0.7.1

@@ -2,26 +2,31 @@
 lib = File.expand_path('../lib', __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'jpeg/version'
 
 Gem::Specification.new do |spec|
-  spec.name          = "jpeg"
+  spec.name          = 'jpeg'
   spec.version       = Jpeg::VERSION
-  spec.authors       = ["masarakki"]
-  spec.email         = ["[e-mail]"]
-  spec.extensions    = ["ext/jpeg/extconf.rb"]
-  spec.summary       = "libjpeg wrapper for ruby"
-  spec.description   = "libjpeg wrapper for ruby"
-  spec.homepage      = "http://github.com/masarakki/jpeg"
-  spec.license       = "MIT"
+  spec.authors       = ['masarakki']
+  spec.email         = ['[e-mail]']
+  spec.extensions    = ['ext/jpeg/extconf.rb']
+  spec.summary       = 'libjpeg wrapper for ruby'
+  spec.description   = 'libjpeg wrapper for ruby'
+  spec.homepage      = 'http://github.com/masarakki/jpeg'
+  spec.license       = 'MIT'
 
   spec.files         = `git ls-files -z`.split("\x0")
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
-  spec.require_paths = ["lib"]
+  spec.require_paths = ['lib']
 
-  spec.add_development_dependency "bundler", "~> 1.6"
-  spec.add_development_dependency "rake"
-  spec.add_development_dependency "rspec"
-  spec.add_development_dependency "pry"
-  spec.add_development_dependency "rake-compiler"
+  spec.add_development_dependency 'bundler', '~> 1.6'
+  spec.add_development_dependency 'rake'
+  spec.add_development_dependency 'rspec'
+  spec.add_development_dependency 'pry'
+  spec.add_development_dependency 'rake-compiler'
+  spec.add_development_dependency 'rspec-its'
+  spec.add_development_dependency 'guard'
+  spec.add_development_dependency 'guard-rspec'
+  spec.add_development_dependency 'guard-rake'
+  spec.add_development_dependency 'guard-rubocop'
 end