Do not attempt to connect to redis at initialization time when testing
Do not attempt to connect to redis at initialization time when testing

I don't think this is the _correct_ way to do this, but I left a comment
for further discussion. Ref:
https://github.com/CartoDB/cartodb/issues/209#issuecomment-24400609

raquel-ucl/cartodb,thorncp/cartodb,splashblot/dronedb,future-analytics/cartodb,nuxcode/cartodb,raquel-ucl/cartodb,thorncp/cartodb,bloomberg/cartodb,nuxcode/cartodb,dbirchak/cartodb,UCL-ShippingGroup/cartodb-1,thorncp/cartodb,dbirchak/cartodb,future-analytics/cartodb,future-analytics/cartodb,UCL-ShippingGroup/cartodb-1,DigitalCoder/cartodb,CartoDB/cartodb,CartoDB/cartodb,dbirchak/cartodb,raquel-ucl/cartodb,future-analytics/cartodb,dbirchak/cartodb,splashblot/dronedb,DigitalCoder/cartodb,splashblot/dronedb,CartoDB/cartodb,codeandtheory/cartodb,nuxcode/cartodb,splashblot/dronedb,UCL-ShippingGroup/cartodb-1,CartoDB/cartodb,bloomberg/cartodb,dbirchak/cartodb,nuxcode/cartodb,nyimbi/cartodb,DigitalCoder/cartodb,DigitalCoder/cartodb,CartoDB/cartodb,bloomberg/cartodb,UCL-ShippingGroup/cartodb-1,nuxcode/cartodb,splashblot/dronedb,bloomberg/cartodb,future-analytics/cartodb,thorncp/cartodb,raquel-ucl/cartodb,codeandtheory/cartodb,nyimbi/cartodb,UCL-ShippingGroup/cartodb-1,raquel-ucl/cartodb,nyimbi/cartodb,codeandtheory/cartodb,thorncp/cartodb,nyimbi/cartodb,codeandtheory/cartodb,nyimbi/cartodb,DigitalCoder/cartodb,bloomberg/cartodb,codeandtheory/cartodb