List the Koans grades first in the table of project time estimates.

Author: DavidWhitlock

grader/src/main/java/edu/pdx/cs/joy/grader/gradebook/Assignment.java

@@ -25,10 +25,10 @@ public enum AssignmentType {
 
 
   public enum ProjectType {
+    KOANS,
     APP_CLASSES,
     TEXT_FILE,
     PRETTY_PRINT,
-    KOANS,
     XML,
     DATABASE,
     REST,