fixed a couple of issues with copyright script: handle files less than 2 lines, bug introduced during cleanup
fixed a couple of issues with copyright script: handle files less than 2 lines, bug introduced during cleanup

TiarkRompf/Relite,TiarkRompf/Relite,lidijaf/Relite,tesendic/Relite,tesendic/Relite,relite/Relite,lidijaf/Relite,relite/Relite