Removes last outside references to the Colour module

lib/display/intro.ex

@@ -1,5 +1,5 @@
 defmodule Display.Intro do
-  alias Display.Colours
+  alias Display.Paint
 
   def intro(module, modules) do
     if not module in modules do
@@ -11,6 +11,6 @@ defmodule Display.Intro do
 
   def show_intro(message) do
     message <> "\n"
-    |> Colours.green
+    |> Paint.green
   end
 end

lib/display/progress_bar.ex

@@ -1,5 +1,4 @@
 defmodule Display.ProgressBar do
-  alias Display.Colours
 
   @progress_bar_length 30
 

test/display/intro_test.exs

@@ -4,7 +4,7 @@ defmodule IntroTest do
   alias Display.Intro
 
   test "module not visited yet" do
-    assert Intro.intro(SampleKoan, []) == "\e[32mThere is something\n\n\e[0m"
+    assert Intro.intro(SampleKoan, []) == "There is something\n\n"
   end
 
   test "module has been visited" do