Remove Gemfile, Rakefile, Guardfile.

-source :rubygems
-
-gem 'coffee-script'
-gem 'closure-compiler'
-gem 'guard'
-gem 'guard-coffeescript'

-GEM
-  remote: http://rubygems.org/
-  specs:
-    closure-compiler (1.1.6)
-    coffee-script (2.2.0)
-      coffee-script-source
-      execjs
-    coffee-script-source (1.3.3)
-    execjs (1.4.0)
-      multi_json (~> 1.0)
-    ffi (1.0.11)
-    guard (1.0.2)
-      ffi (>= 0.5.0)
-      thor (~> 0.14.6)
-    guard-coffeescript (0.6.0)
-      coffee-script (>= 2.2.0)
-      guard (>= 0.8.3)
-    multi_json (1.3.6)
-    thor (0.14.6)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  closure-compiler
-  coffee-script
-  guard
-  guard-coffeescript

-# A sample Guardfile
-# More info at https://github.com/guard/guard#readme
-
-guard 'coffeescript', :input => 'src', :output => 'build'

-require 'rubygems'
-
-BUILD_DIRECTORY = 'lib'
-SRC_DIRECTORY = 'src'
-
-desc "build the toast-min.js files for distribution"
-task :default => :clean do
-  FileUtils.mkdir_p(BUILD_DIRECTORY)
-  compile_js
-end
-
-task :build => :default
-
-desc "removes the build directory"
-task :clean do
-  print_action('Removing existing build directory') do
-    FileUtils.rm_rf(BUILD_DIRECTORY)
-  end
-end
-
-def compile_js()
-  require 'coffee-script'
-  require 'closure-compiler'
-
-  source = File.read(File.join(SRC_DIRECTORY, 'rivets.coffee'))
-  FileUtils.mkdir_p(BUILD_DIRECTORY)
-  output = File.join(BUILD_DIRECTORY, 'rivets.js')
-  minified_output = File.join(BUILD_DIRECTORY, 'rivets-min.js')
-
-  compiled = ''
-  print_action("Compiling CoffeeScript to '#{output}'") do
-    File.open(output, 'w+') do |file|
-      compiled = CoffeeScript.compile(source)
-      file.write(compiled)
-    end
-  end
-
-  print_action("Minifying Javascript to '#{minified_output}'") do
-    File.open(minified_output, 'w+') do |file|
-      file.write(Closure::Compiler.new.compress(compiled))
-    end
-  end
-end
-
-def print_action(action, &block)
-  print "#{action}... "
-  STDOUT.flush
-
-  if block.call()
-    puts 'done'
-  else
-    puts 'failed'
-  end
-end