Changes
+/proc /sys automount, sysfs on by default
* Added new <code>swappages</code> UBC parameter
* Added new <code>vzctl set --feature</code>s: <code>ppp</code>, <code>ipgre</code>, <code>bridge</code>, <code>nfsd</code>.
* Feature 'sysfs' is now on by default
* Added new CT parameter: <code>bootorder</code> ({{B|1300}})
* Added <code>delete</code> alias for <code>destroy</code> command
* <code>vzctl set 0 --ioprio</code>: made it working ({{B|1062}})
* <code>vzctl set ... --setmode</code>: made it working for some cases not covered before ({{B|1445}})
* vzctl start: mount /proc and sys in container
* <code>vzctl chkpnt</code>: remove dump file in case of error ({{B|1201}})
* <code>vzctl chkpnt</code>: release cpt context before umounting root area
