ncd: modules: call: use the new interface to provide access to caller's variables from the called  template process via _caller
ncd: modules: call: use the new interface to provide access to caller's variables from the called 
template process via _caller

Ernillew/badvpn,Ernillew/badvpn,Ernillew/badvpn,Ernillew/badvpn,Ernillew/badvpn