Revert "set encoding in utf-8"

This reverts commit 356150c.

Quoth the wycats:
Rule of thumb: you never need to put an encoding in a file UNLESS that
file contains UTF-8 characters. Figuring out the root cause is important
in encoding issues or you're just kicking the can down the road.

lib/generators/rake/pipeline/install/install_generator.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     class InstallGenerator < Rails::Generators::Base

lib/rake-pipeline.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "rake-pipeline/file_wrapper"
 require "rake-pipeline/filter"
 require "rake-pipeline/filters"

lib/rake-pipeline/cli.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "thor"
 
 module Rake

lib/rake-pipeline/dsl.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     module DSL

lib/rake-pipeline/dsl/pipeline_dsl.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     module DSL

lib/rake-pipeline/dsl/project_dsl.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     module DSL

lib/rake-pipeline/error.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     # The general Rake::Pipeline error class

lib/rake-pipeline/file_wrapper.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     # This class wraps a file for consumption inside of filters. It is

lib/rake-pipeline/filter.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "rake"
 
 module Rake

lib/rake-pipeline/filters.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "rake-pipeline/filters/concat_filter"
 require "rake-pipeline/filters/ordering_concat_filter"
 require "rake-pipeline/filters/pipeline_finalizing_filter"

lib/rake-pipeline/filters/concat_filter.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     # A built-in filter that simply accepts a series

lib/rake-pipeline/filters/ordering_concat_filter.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 class Rake::Pipeline
   # A filter that concats files in a specified order.
   #

lib/rake-pipeline/filters/pipeline_finalizing_filter.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     # @private

lib/rake-pipeline/matcher.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "strscan"
 
 module Rake

lib/rake-pipeline/middleware.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "rack"
 
 module Rake

lib/rake-pipeline/precompile.rake

@@ -1,4 +1,3 @@
-# encoding: utf-8
 namespace :assets do
   desc "Precompile assets using Rake::Pipeline"
   task :precompile do

lib/rake-pipeline/project.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "digest"
 
 module Rake

lib/rake-pipeline/rails_plugin.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require 'rake-pipeline/middleware'
 
 Rails.configuration.after_initialize do

lib/rake-pipeline/railtie.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "rake-pipeline/middleware"
 
 module Rake

lib/rake-pipeline/server.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 require "rake-pipeline/middleware"
 require "rack/server"
 

lib/rake-pipeline/version.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 module Rake
   class Pipeline
     # @version 0.6.0