Added code to set IOpCl flag properly on writing based on ICGU. Also partly resolved writing complex arrays but there is a bug in gauopen that requires resolving (there is a comment in the code on how to fix this).
Added code to set IOpCl flag properly on writing based on ICGU. Also
partly resolved writing complex arrays but there is a bug in gauopen
that requires resolving (there is a comment in the code on how to fix
this).

MQCPack/mqcPack,MQCPack/mqcPack