+Make "CVS" control dir being ignored in /etc/vserver/<name>/sysctl.
+
+or we get vsysctl error and vserver does not startup:
+vsysctl: open("/etc/vservers/chef-server/sysctl/CVS/setting"): No such file or directory
+--- util-vserver-0.30.216-pre3038/src/vsysctl.c~ 2012-09-27 15:08:37.000000000 +0300
++++ util-vserver-0.30.216-pre3038/src/vsysctl.c 2013-10-17 17:20:48.366930646 +0300
+@@ -165,6 +165,8 @@
+ while ((de = Ereaddir(dp)) != NULL) {
+ if (*de->d_name == '.')
+ continue;
++ if (strcmp(*de->d_name, "CVS") == 0)
++ continue;
+ handle_setting(dir, de->d_name);
+ }
+ Eclosedir(dp);