Updating code to consistent coding style.

git-svn-id: https://google-api-ruby-client.googlecode.com/svn/trunk@15 c1d61fac-ed7f-fcc1-18f7-ff78120a04ef

Rakefile

@@ -1,6 +1,6 @@
-lib_dir = File.expand_path(File.join(File.dirname(__FILE__), "lib"))
-$:.unshift(lib_dir)
-$:.uniq!
+lib_dir = File.expand_path('../lib', __FILE__)
+$LOAD_PATH.unshift(lib_dir)
+$LOAD_PATH.uniq!
 
 require 'rubygems'
 require 'rake'
@@ -12,37 +12,37 @@ require 'rake/gempackagetask'
 begin
   require 'spec/rake/spectask'
 rescue LoadError
-  STDERR.puts "Please install RSpec."
+  STDERR.puts 'Please install RSpec.'
   exit(1)
 end
 
 require File.join(File.dirname(__FILE__), 'lib/google/api_client', 'version')
 
 PKG_DISPLAY_NAME   = 'Google API Client'
-PKG_NAME           = PKG_DISPLAY_NAME.downcase.gsub(/\s/, "-")
+PKG_NAME           = PKG_DISPLAY_NAME.downcase.gsub(/\s/, '-')
 PKG_VERSION        = Google::APIClient::VERSION::STRING
 PKG_FILE_NAME      = "#{PKG_NAME}-#{PKG_VERSION}"
-PKG_HOMEPAGE       = "http://code.google.com/p/google-api-ruby-client/"
+PKG_HOMEPAGE       = 'http://code.google.com/p/google-api-ruby-client/'
 
 RELEASE_NAME       = "REL #{PKG_VERSION}"
 
-PKG_SUMMARY        = "Package Summary"
+PKG_SUMMARY        = 'Package Summary'
 PKG_DESCRIPTION    = <<-TEXT
 The Google API Ruby Client makes it trivial to discover and access supported
 APIs.
 TEXT
 
 PKG_FILES = FileList[
-    "lib/**/*", "spec/**/*", "vendor/**/*",
-    "tasks/**/*", "website/**/*",
-    "[A-Z]*", "Rakefile"
+    'lib/**/*', 'spec/**/*', 'vendor/**/*',
+    'tasks/**/*', 'website/**/*',
+    '[A-Z]*', 'Rakefile'
 ].exclude(/database\.yml/).exclude(/[_\.]git$/)
 
-RCOV_ENABLED = (RUBY_PLATFORM != "java" && RUBY_VERSION =~ /^1\.8/)
+RCOV_ENABLED = (RUBY_PLATFORM != 'java' && RUBY_VERSION =~ /^1\.8/)
 if RCOV_ENABLED
-  task :default => "spec:verify"
+  task :default => 'spec:verify'
 else
-  task :default => "spec"
+  task :default => 'spec'
 end
 
 WINDOWS = (RUBY_PLATFORM =~ /mswin|win32|mingw|bccwin|cygwin/) rescue false