Updates an openvz template.
$session_id, $client_id, $template_id, $params
Parameters (in $params):template_name (varchar(255))
diskspace (int(11))
traffic (int(11))
bandwidth (int(11))
ram (int(11))
ram_burst (int(11))
cpu_units (int(11))
cpu_num (int(11))
cpu_limit (int(11))
io_priority (int(11))
active (varchar(255))
description (text)
numproc (varchar(255))
numtcpsock (varchar(255))
numothersock (varchar(255))
vmguarpages (varchar(255))
kmemsize (varchar(255))
tcpsndbuf (varchar(255))
tcprcvbuf (varchar(255))
othersockbuf (varchar(255))
dgramrcvbuf (varchar(255))
oomguarpages (varchar(255))
privvmpages (varchar(255))
lockedpages (varchar(255))
shmpages (varchar(255))
physpages (varchar(255))
numfile (varchar(255))
avnumproc (varchar(255))
numflock (varchar(255))
numpty (varchar(255))
numsiginfo (varchar(255))
dcachesize (varchar(255))
numiptent (varchar(255))
swappages (varchar(255))
hostname (varchar(255))
nameserver (varchar(255))
create_dns (varchar(1))
capability (varchar(255))
Output:Returns the number of affected rows.