Cleanup exercise scripts

* whitespace and comment cleanups only

Change-Id: Iab9c2d9a25c3473f14190d60f2f2cf5be0ed59dc
diff --git a/exercises/bundle.sh b/exercises/bundle.sh
index c607c94..daff5f9 100755
--- a/exercises/bundle.sh
+++ b/exercises/bundle.sh
@@ -17,6 +17,7 @@
 # an error.  It is also useful for following allowing as the install occurs.
 set -o xtrace
 
+
 # Settings
 # ========