Modified the front-end to display averaged results up to two decimals

assets/scripts/edgeville.coffee

@@ -1,3 +1,21 @@
 $ ->
   # run foundation scripts
   console.log('Ready.')
+
+averageResults = (results, decimals = 2) ->
+  avgScore = 0
+  minScore = Infinity
+  maxScore = -Infinity
+
+  factor = (10 ^ decimals)
+
+  for result in results
+    avgScore += result.avg_score
+    minScore = Math.min(minScore, result.min_score)
+    maxScore = Math.max(maxScore, result.max_score)
+
+  return {
+    avgScore: Math.round((avgScore / results.length) * factor) / factor,
+    minScore: minScore,
+    maxScore: maxScore,
+  }