Merge pull request #231 from CocoaPods/no-color

[Pod::Command] Added --no-color option

lib/cocoapods/command.rb

@@ -88,6 +88,8 @@ module Pod
       Config.instance.silent = argv.option('--silent')
       Config.instance.verbose = argv.option('--verbose')
 
+      String.send(:define_method, :colorize) { return self } if argv.option('--no-color')
+
       command_class = case argv.shift_argument
       when 'install' then Install
       when 'repo'    then Repo

spec/functional/command/spec_spec.rb

@@ -2,6 +2,7 @@ require File.expand_path('../../../spec_helper', __FILE__)
 
 describe Pod::Command::Spec do
   extend SpecHelper::Command
+  extend SpecHelper::TemporaryDirectory
 
   it "complains for wrong parameters" do
     lambda { run_command('spec') }.should.raise Pod::Command::Help