better support for remotefield as master_key
better support for remotefield as master_key

khchine5/lino,khchine5/lino,lino-framework/lino,lsaffre/lino,lsaffre/lino,lsaffre/lino,khchine5/lino,khchine5/lino,lino-framework/lino,lino-framework/lino,lsaffre/lino,khchine5/lino,lino-framework/lino,lsaffre/lino,lino-framework/lino