Keep lib spec files in draper directory. Remove unneeded require's.

spec/draper/base_spec.rb

@@ -1,5 +1,4 @@
 require 'spec_helper'
-require 'draper'
 
 describe Draper::Base do
   before(:each){ ApplicationController.new.set_current_view_context }

spec/draper/view_context_spec.rb

@@ -1,5 +1,4 @@
 require 'spec_helper'
-require 'draper'
 
 describe Draper::ViewContext do
   let (:app_controller) do
@@ -22,4 +21,4 @@ describe Draper::ViewContext do
     Thread.current[:current_view_context] = nil
     expect {app_controller.current_view_context}.should raise_exception(Exception)
   end
-end
+end