Refactor Tracker get/0 and summarize/0

test/tracker_test.exs

@@ -5,19 +5,19 @@ defmodule TrackerTest do
 
   test "can start" do
     Tracker.start(@sample_modules)
-    assert Tracker.get == %{total: 2, current: 0}
+    assert Tracker.summarize == %{total: 2, current: 0}
   end
 
   test "can be notified of completed koans" do
     Tracker.start(@sample_modules)
     Tracker.completed(:"Hi there")
-    assert Tracker.get == %{total: 2, current: 1}
+    assert Tracker.summarize == %{total: 2, current: 1}
   end
 
   test "multiple comletions of the same koan count only once" do
     Tracker.start(@sample_modules)
     Tracker.completed(:"Hi there")
     Tracker.completed(:"Hi there")
-    assert Tracker.get == %{total: 2, current: 1}
+    assert Tracker.summarize == %{total: 2, current: 1}
   end
 end