remove fancy characters from test output

exercises/Mooc/Test.hs

@@ -100,8 +100,8 @@ textBlue color = textAttr color "34"
 
 showCheck :: Bool -> Outcome -> String
 showCheck color Todo = "_"
-showCheck color Pass = textBoldGreen color "\x2713"
-showCheck color Fail = textBoldRed color "\x2715"
+showCheck color Pass = textBoldGreen color "1"
+showCheck color Fail = textBoldRed color "0"
 
 showOutcome :: Bool -> Outcome -> String
 showOutcome color Pass = textBoldGreen color "+++++ Pass"

part1.html

@@ -1092,7 +1092,7 @@ quadruple 1
 ===== EXERCISE 19
 +++++ Pass
 ===== TOTAL
-✓✓✕✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓
+1101111111111111111
 18 / 19</code></pre>
 <p>As you can see, I’ve made a mistake in exercise 3. I can verify the mistake myself by loading my answers in GHCi:</p>
 <pre><code>$ stack ghci Set1.hs