patch 7.4.2174
Problem:    Adding duplicate flags to 'whichwrap' leaves commas behind.
Solution:   Also remove the commas. (Naruhiko Nishino)
diff --git a/src/testdir/test_alot.vim b/src/testdir/test_alot.vim
index 0245fad..8dd6984 100644
--- a/src/testdir/test_alot.vim
+++ b/src/testdir/test_alot.vim
@@ -38,3 +38,4 @@
 source test_true_false.vim
 source test_unlet.vim
 source test_window_cmd.vim
+source test_options.vim