Expanded lock return codes
Expanded lock return codes

Please review @schilit and @roywant
don/uribeacon,tommythorsen/uribeacon,don/uribeacon,tommythorsen/uribeacon,dennisg/uribeacon,dinhviethoa/uribeacon,dennisg/uribeacon,perja12/uribeacon,dinhviethoa/uribeacon,dinhviethoa/uribeacon,perja12/uribeacon,dennisg/uribeacon,don/uribeacon,kstechnologies/uribeacon,roywant/uribeacon,dennisg/uribeacon,kstechnologies/uribeacon,roywant/uribeacon,don/uribeacon,dennisg/uribeacon,tommythorsen/uribeacon,roywant/uribeacon,tommythorsen/uribeacon,kstechnologies/uribeacon,perja12/uribeacon,perja12/uribeacon,roywant/uribeacon,kstechnologies/uribeacon,don/uribeacon,don/uribeacon,dinhviethoa/uribeacon,dinhviethoa/uribeacon,perja12/uribeacon,dennisg/uribeacon,kstechnologies/uribeacon,tommythorsen/uribeacon,kstechnologies/uribeacon,tommythorsen/uribeacon,perja12/uribeacon,roywant/uribeacon,dinhviethoa/uribeacon,roywant/uribeacon