Add missing funcionality to Perun CLI
Add missing funcionality to Perun CLI

 - missing method getAssignedMembers for Resorce (only allowed members
   are already in CLI)

mvocu/perun,stavamichal/perun,zlamalp/perun,zoraseb/perun,martin-kuba/perun,martin-kuba/perun,CESNET/perun,martin-kuba/perun,balcirakpeter/perun,zlamalp/perun,CESNET/perun,balcirakpeter/perun,licehammer/perun,mvocu/perun,zwejra/perun,zoraseb/perun,balcirakpeter/perun,zoraseb/perun,CESNET/perun,zlamalp/perun,licehammer/perun,zwejra/perun,balcirakpeter/perun,mvocu/perun,stavamichal/perun,CESNET/perun,CESNET/perun,balcirakpeter/perun,mvocu/perun,stavamichal/perun,stavamichal/perun,stavamichal/perun,stavamichal/perun,martin-kuba/perun,mvocu/perun,CESNET/perun,balcirakpeter/perun,licehammer/perun,martin-kuba/perun,zoraseb/perun,CESNET/perun,martin-kuba/perun,zlamalp/perun,martin-kuba/perun,zlamalp/perun,zoraseb/perun,stavamichal/perun,licehammer/perun,zlamalp/perun,licehammer/perun,zwejra/perun,licehammer/perun,mvocu/perun,balcirakpeter/perun,zwejra/perun,zoraseb/perun,zwejra/perun,zwejra/perun,zlamalp/perun,mvocu/perun