Respect double-quoted string style

Gemfile

@@ -1,6 +1,6 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
-gem 'coveralls', require: false
+gem "coveralls", require: false
 
 # Specify your gem's dependencies in mongoid-giza.gemspec
 gemspec

mongoid-giza.gemspec

@@ -1,21 +1,22 @@
 # coding: utf-8
-lib = File.expand_path('../lib', __FILE__)
+lib = File.expand_path("../lib", __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
-require 'mongoid/giza/version'
+require "mongoid/giza/version"
 
 Gem::Specification.new do |spec|
   spec.name          = "mongoid-giza"
   spec.version       = Mongoid::Giza::VERSION
   spec.authors       = ["Maurício Batista"]
   spec.email         = ["eddloschi@gmail.com"]
-  spec.description   = %q{Mongoid layer for the Sphinx fulltext search server that supports block fields and dynamic indexes}
-  spec.summary       = %q{Mongoid layer for the Sphinx fulltext search server}
+  spec.description   = "Mongoid layer for the Sphinx fulltext search server " \
+                       "that supports block fields and dynamic indexes"
+  spec.summary       = %(Mongoid layer for the Sphinx fulltext search server)
   spec.homepage      = "https://github.com/yadevteam/mongoid-giza"
   spec.license       = "MIT"
 
-  spec.files         = `git ls-files`.split($/)
-  spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
-  spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
+  spec.files         = `git ls-files`.split($RS)
+  spec.executables   = spec.files.grep(/^bin\//) { |f| File.basename(f) }
+  spec.test_files    = spec.files.grep(/^(test|spec|features)\//)
   spec.require_paths = ["lib"]
 
   spec.add_development_dependency "bundler", "~> 1.3"