fixed tests so that sqlalchemy does not raise warning
fixed tests so that sqlalchemy does not raise warning

boltnev/iktomi,Lehych/iktomi,SmartTeleMax/iktomi,oas89/iktomi,oas89/iktomi,oas89/iktomi,SlivTime/iktomi,boltnev/iktomi,SlivTime/iktomi,SmartTeleMax/iktomi,SlivTime/iktomi,boltnev/iktomi,Lehych/iktomi,Lehych/iktomi,SmartTeleMax/iktomi