merge: fix test failures with new merge code on OS X
The case collision checker was missing a op entry for 'k'eep.
--- a/mercurial/merge.py Sat Apr 19 20:12:53 2014 +0200
+++ b/mercurial/merge.py Mon Apr 21 15:08:39 2014 -0500
@@ -353,6 +353,7 @@
"dg": renamegetop,
"dr": nop,
"e": nop,
+ "k": nop,
"f": addop, # untracked file should be kept in working directory
"g": addop,
"m": mergeop,