Add |0700 to create(local, OREAD, DMDIR): shall fix non-usable
directories created under u9fs.  The wstat which follows transfers
mode bits from source replica.

Alternatively, this could be turned into
create(local, OREAD, DMDIR|rd.mode);
or fixed in u9fs;
or any combination of these.

Reference: /n/sources/patch/maybe/applylog-mkdir
Date: Wed Feb 27 09:40:34 CET 2013
Signed-off-by: yarikos@gmail.com

--- /sys/src/cmd/replica/applylog.c	Wed Feb 27 09:40:21 2013
+++ /sys/src/cmd/replica/applylog.c	Wed Feb 27 09:40:15 2013
@@ -413,7 +413,7 @@
 			if(donothing)
 				break;
 			if(rd.mode&DMDIR){
-				fd = create(local, OREAD, DMDIR);
+				fd = create(local, OREAD, DMDIR|0700);
 				if(fd < 0 && isdir(local))
 					fd = open(local, OREAD);
 				if(fd  < 0){